Peptide bonds are the type of bonds that maintain the primary structure of a protein.
Which bonds maintain the primary structure of a protein?
Peptide bonds are specific type of bonds which connect two or more amino acids together in order to maintain the primary structure of a protein. A peptide bond is also called eupeptide bond. This is a chemical bond that is formed by combining the carboxyl group of one amino acid to the carboxyl group of another amino group. We know that protein is made up of amino acids which are the building blocks of protein. Without this bond, protein molecule can not formed because amino acids are unable to combine together.
So we can conclude that Peptide bonds are the type of bonds that maintain the primary structure of a protein.
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The ________, first proposed by francis crick, summarizes the relationships between dna, rna, and protein.
The fundamental doctrine describes the connection between DNA, RNA, and proteins and was first put forth by Francis Crick.
The fundamental tenet of molecular biology is the idea that genetic information can only move from DNA to RNA to protein or from RNA to protein directly. Cells create proteins through a process known as protein synthesis. Transcription and translation take place simultaneously. The conversion of genetic information from DNA to mRNA in the nucleus is known as transcription. Initiation, elongation, and termination are its three stages. The process of transcription involves moving genetic information from DNA to mRNA in the nucleus. Initiation, elongation, and termination are its three stages. Following processing, the mRNA transports the information to a ribosome in the cytoplasm. The ribosome, which is made up of proteins and rRNA, is where translation happens. The mRNA's instructions are read during translation, and tRNA then transports the appropriate structure of a protein to the ribosome. rRNA then facilitates the formation of links seen between amino acids, resulting in a polypeptide chain. To create the finished protein, a polypeptide chain may go through additional processing after being created.
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When you breathe, the pressure inside the lungs is different than the pressure outside the lungs. this is an example of a(n)?
The pressure inside your lungs and the pressure outside them fluctuate as you breathe. An illustration of a pressure gradient is this.
What is an example of pressure gradient?The pressure gradient is the amount by which the atmospheric pressure drops in a location at a particular time. A pressure gradient is demonstrated by gale-force winds in one city changing to a moderate breeze after an hour. the rate of the pressure in space decreasing (gradient) at a specific period.How does pulmonary ventilation change with pressure gradient?Thoracic ventilation Because air moves down a pressure gradient, or from an area of greater pressure to an area of lower pressure, the difference in pressures is what drives pulmonary ventilation.
When breathing in and out, the respiratory airways restrict the flow of air. The air must be transported by the pressure gradient from the mount (or nose) to the pulmonary alveoli.
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Sugars pass from cell to cell in the leaf starting in the _______ of the mesophyll; they move through the _______ of other cells and finally pass into the _______ of the sieve tube element
Sugars pass from cell to cell in the leaf starting in the symplast of the mesophyll; they move through the symplast or apoplast of other cells and finally pass into the symplast of the sieve tube element
In symplastic pathway the sugar will move through the cytoplasm of the cell and pass on to the other cell through the plasmodesmata.
In apoplastic pathway the sugar will move through the cell wall and intercellular spaces and does not cross the cell membrane.
When the sugar are synthesized by the leaves first it will move through the symplast of the mesophyll cells. Then sugar will be travelling either through symplastic or apoplastic pathway in other cells and pass through the sieve tube elements in symplastic pathway
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Calculation of the amount of oxygen entering the blood per breath after running
12 breaths are taken on average each minute. The volume of air inhaled with each typical breath is known as tidal volume (TV).
Your body needs more oxygen and creates more carbon dioxide while you exercise because your muscles are working harder. Your breathing must rise from about 15 times per minute (12 liters of air) at rest to between 40 and 60 times per minute (100 liters of air) during exercise in order to meet this additional demand.Additionally, your circulation quickens to ensure that the muscles have enough oxygen to continue working.The heart and lungs, two of the body's major organs, work hard while you exercise. The lungs both supply the body with oxygen, which gives you energy, and eliminate carbon dioxide, which is a waste product produced when you make energy.Therefore, breathing rate increases after exercise.
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The enzyme phosphorylase catalyzes the conversion of ___________ into ___________.
The enzyme phosphorylase catalyzes the conversion of glycogen into glucose-6-phosphate.
Glycogen is a carbohydrate storing the body of animals, including human beings. Glycogen is broken down into glucose by the enzyme phosphorylase to provide energy to the animals. The carbohydrates in the human body are stored in the form of glycogen in the liver and muscle cells of a human. It provides immediate energy while fasting by breaking down glycogen into glucose.
The breaking down of glycogen into glucose is called glycogenolysis. The hormones like glucagon and epinephrine (adrenalin) stimulate the breaking down of glycogen in the liver. Glucagon is secreted by the pancreas and epinephrine is secreted by the kidneys.
The breakdown of glycogen polymer in the liver is catalyzed by the enzyme glycogen phosphorylase to produce glucose-1-phosphate. Glucose-1-phosphate is converted into glucose-6-phosphate by the enzyme phosphoglucomutase in the liver, kidneys, and intestines. The cells of these organs secrete free glucose into the blood, thereby restoring glucose levels in the blood.
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3. Which field of science helps one to understand living things and how they interact in their environments?
Obiology
O meteorology
O geology
Ochemistry
Answer:
Biology
Explanation:
Bio=life
Biology is the study of life
Hope It Helps
Sorry If I'm Wrong
The molecular clock has limited usefulness for estimating divergence times among species in part due to the saturation of dna sequences. This occurs because.
(D) in highly diverged lineages, substitutions will occur at sites that have been substituted previously is the reason why the molecular clock has limited usefulness for estimating divergence times among species in part due to the saturation of dna sequences.
The number of modifications or mutations that have taken place in a lineage of organisms' DNA or protein sequences is represented by the frequency of a molecular clock. It can be used to determine roughly when two lineages split apart historically.
However, in highly diverse lineages, alterations could take place more more once for a specific spot (i.e., those lineages that were divided extremely far back in evolutionary time). Therefore, it won't be helpful for estimating divergence times among species, in part due to the saturation of DNA sequences.
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Question correction:
The molecular clock has limited usefulness for estimating divergence times among species in part due to the saturation of DNA sequences. This occurs because
A. DNA sequences are unable to revert back to previous allelic states.
B. the variation in the substitution rate between closely related lineages prevents accurate estimation of divergence time.
C. variation in population sizes among lineages changes the effect of genetic drift.
D. in highly diverged lineages, substitutions will occur at sites that have been substituted previously.
Both corpus luteum and placenta secrete ______ to help ease the passage of birth and dilate the cervix.
Progesterone. It is a steroid hormone in charge of sustaining and decidualizing the endometrium.
What is a corpus luteum?
An ovary's corpus luteum is a collection of cells. During the first trimester of pregnancy, it is in charge of producing the hormone progesterone. In females, the corpus luteum is essential for establishing and maintaining pregnancy.
It is a yellow, hormone-secreting body that develops in the ovary at the site of the sac that has discharged after the egg has reached maturity during the process of ovulation. It is located in the female reproductive system. The granulosa cells that border the follicle begin to accumulate lipids and yellow pigments right after ovulation, which causes the development of lutein cells, which make up the corpus luteum.
Progesterone and estrogen are secreted by the corpus luteum. In the event of fertilization, they are crucial in creating changes in the uterus that make it more favorable for embryo-implantation; otherwise, it becomes dormant after about 14 days, resulting in menstruation.
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Organisms such as flukes and tapeworms that have bilateral symmetry and an incomplete digestic tact term?
Organisms such as flukes and tapeworms that have bilateral symmetry and an incomplete digestic tract termed to be Platyhelminthes.
What traits distinguish a Platyhelminthes?They are bilaterally symmetrical, triploblastic, and acoelomate. They could be parasites or free-living beings. Whether or not the body has cilia, the outside is smooth. Due to their lack of segmentation and dorsoventral flattening, they resemble leaves.Do Platyhelminthes pose a threat to people?Members of the phylum Platyhelminthes are acoelomate, bilaterally symmetrical flatworm animals. Humans may suffer injury from flatworms. These are typically endoparasites, which can cause a variety of diseases. Parasitic flatworms can cause taeniasis, an intestinal infection.What is bilateral symmetry?symmetry in which the same anatomical elements are arranged in the same way on either side of a median axis, allowing for only one plane to divide the patient into two virtually similar halves.What is incomplete digestive system?An empty digestive cavity represents an inadequate digestive system. The mouth and anus are both included in the same orifice. There are two openings in the digestive tract, which makes up the entire digestive system. The mouth is one such aperture.To learn more about Platyhelminthes visit:
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The best description of the bonds that form polypeptides and the difference between polypeptides and proteins is.
Answer:
Explanation:
A peptide is two or more amino acids joined together by peptide bonds, and a polypeptide is a chain of many amino acids. A protein contains one or more polypeptides. Therefore, proteins are long chains of amino acids held together by peptide bonds.
hope this helps :)
Polypeptides are collections of amino acid chains linked by what are known as peptide bonds. The carboxyl group of one amino acid and the amino group of another amino acid condense, forming these peptide bonds and releasing a water molecule in the process.
The size and complexity of polypeptides and proteins primarily differentiate them from each other. Polypeptides are amino acid chains that are usually less than 50 amino acids long. On the other hand, proteins are larger and more complex molecules made up of one or more polypeptide chains folded into certain three-dimensional (three-dimensional) structures known as tertiary and quaternary structures of proteins .
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Dan is using a metal rod to sharpen his most favorite knife. to start this process, he should hold the steel rod in what direction with the tip firmly
pressed against the counter?
o a rotating between horizontal and vertical
ob. diagonally
oc. vertically
od. horizontally
Dan is using a metal rod to sharpen his favorite knife. to start this process, he should hold the steel rod in a diagonal direction with the tip firmly pressed against the counter.
Hold the blade at a 15-degree angle far away from the steel. Maintaining a light, consistent pressure, and 15-degree angle between the blade and honing steel, slide the blade down the length of steel during a sweeping motion, pulling the knife toward your body in order that the entire edge of the blade makes contact with the steel. 3. Repeat this motion on another side of the blade.
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Vitamin ____ is necessary for vision, bone growth and maintenance of epithelial cells.
Vitamin A is necessary for vision, bone growth, and maintenance of epithelial cells.
We can define vitamins as micronutrients that perform various important functions in the body. Vitamins cannot be synthesized by the body of a person and hence are derived from the diet of a person.
Vitamin A is present in many foods and it is a fat-soluble vitamin. Vitamin A helps the body in various functions such as improving vision, helping the immune system, growth of bones, maintenance of cells etc.
Certain foods contain carotenoids in them. A person's body has the ability to convert these carotenoids into Vitamin A which is then used by the body for various functions. Some preformed sources of Vitamin A include dairy products and eggs.
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Which membrane protein is not integral to the plasma membrane and is often attached to the cytoskeleton?.
Peripheral membrane protein is not integral to the plasma membrane and is often attached to the cytoskeleton.
What does cytoskeleton mean?The cytoskeleton is a framework that aids in maintaining the internal order and shape of cells. Additionally, it provides mechanical support, enabling cells to carry out essential functions including division and motility.. There isn't just one cytoskeletal element.
What three types of cytoskeletons are there?Actin filaments, microtubules, and intermediate filaments are the three main types of filaments that make up the cytoskeleton.
What is the purpose of the cytoskeleton?The cytoskeleton is present throughout the cytoplasm of the cell and regulates a variety of significant processes. It provides the cell with support and aids in maintaining its form. The cytoskeleton holds a variety of cellular organelles in place. It promotes the development of vacuoles.
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Carbohydrates that are not hydrolyzed enzymatically can be fermented by gut bacteria into _________________ in the large intestine.
Carbohydrates that are not hydrolyzed enzymatically can be fermented by gut bacteria into short chain fatty acids in the large intestine.
Carbohydrates are chemically polyhydroxy ketones and aldehydes. They can be divided into three classes: monosaccharides, disaccharides and polysaccharides. Monosaccharides act as the monomeric unit for the formation of di- and polysaccharides. Carbohydrates serve several functions like energy-containing compounds or structural compounds.
Short chain fatty acids are the fatty acids with less than 6 carbon atoms. They are formed inside the colon by certain bacteria and are an indicator of good colon health. The example are butyrate, acetate, propionate, etc. They also have anti-inflammatory properties.
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The endocrine and nervous systems are considered ________ homeostatic regulatory
The endocrine and nervous system are considered extrinsic homeostatic regulatory mechanisms.
What is the difference between endocrine and nervous system?1) In the nervous system electrical impulse carries message to different organs of the body and in the endocrine system it releases hormones and provide chemical signal to command an organ.
2) Nerve or electrical impulse transmit through neurons and hormones travel through bloodstream.
3) The nervous system can control voluntary as well as involuntary and all the activities and operation under the endocrine system are involuntary.
These two system help in regulation of the electrical and chemical possess that relay information throughout and between the brain and body .
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The vital ability of an organism to take certain actions when changes occur in its immediate environment is called ________.
The vital ability of an organism to take certain actions when changes occur in its immediate environment is called Adaptation
What is Adaptation ?In biology, there are three related definitions of adaptation. First, natural selection, a dynamic evolutionary process, adapts organisms to their environments, improving their evolutionary fitness. Second, it is a state that the populace attained as a result of that process.
The streamlined bodies of aquatic fish and mammals, the light bones of flying birds and mammals, the long, dagger-like canine teeth of carnivores, and the long necks of giraffes for feeding in the tops of trees are a few examples. According to all biologists, organismal characteristics frequently represent adaptations.Learn more about Adaptation here:
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The cosmic microwave background (cmb) studies indicate that the total density of matter plus energy in the universe is very close to the critical density, indicating a?
The cosmic microwave background (CMB) studies indicate that the total density of matter plus energy in the universe is very close to 100% of the critical density, indicating a geometrically flat universe.
What does the cosmic microwave background tell us?Because it reveals how the early universe was created, the CMB is helpful to scientists. Only slight temperature variations that can be seen with accurate telescopes indicate that the temperature is uniform.
The strongest proof that the universe expanded from an initial violent explosion, known as The Big Bang, came from their discovery of the Cosmic Microwave Background (CMB), the radiation leftover from the birth of the universe.
Thermal radiation that was left over from the Big Bang's recombination period is known as the cosmic microwave background (CMB). Older literature has various names for the CMB, including "relic radiation" and "cosmic microwave background radiation."
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Which is not evidence for the endosymbiotic origins of mitochondria and chloroplasts?
Mitochondria and chloroplast have similar DNA, which is not evidence for the endosymbiotic origins of mitochondria and chloroplasts.
According to the endosymbiotic theory, a chloroplast and a mitochondria were the independent prokaryotes. Both can be ingested by a large prokaryote and resist digestion. As a result, they continued as endosymbionts and eventually lost some of their autonomic properties. They divide by binary fission, have their own genetic material, possess 70s ribosomes, and Both include their own transcriptional and translational machinery.
Therefore, considering endosymbiotic origin theory, Both Mitochondria and chloroplast have similar DNA is not a piece of evidence.
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A group of executives assigned to oversee the organization's ethics by ruling on questionable issues and disciplining violators is referred to as a(n)________
A group of executives assigned to oversee the organization's ethics by ruling on questionable issues and disciplining violators is referred to as an ethics committee.
What is an organization's ethics?An organization's ethics may be defined as the category of code of conduct of the individuals who are consistently working in a particular organization. These ethics typically expresses the utility of an organization to its employees and other entities irrespective of governmental or regulatory laws.
An ethics committee is a collection of executives that are significantly appointed in order to oversee company or organization ethics.
The ethics committee undertakes responsibility for disciplining unlawful performers and also questioning the basis of ethics which is essential if the organization is to directly consequences employee behavior.
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What are the limitations of classical conditioning in addressing the cognitive processes of humans?
Humans' thoughts, perceptions, and expectations impact the success of associating. Humans take into account the predictability of an event as well.
What is cognitive process?Thanks to a series of chemical and electrical impulses that occur in your brain during cognitive processes, you may understand your surroundings and learn new things. Numerous messages are produced by chemical discharges from neurons, which other neurons in the area then convert into conscious and unconscious thoughts. A few examples of cognition are procedural knowledge, emotional responses, and the conscious interpretation of your five senses. Complex mental processes including memory, learning, language use, problem-solving, decision-making, reasoning, and intelligence are also considered to be parts of cognition.Learn more about the cognitive process with the help of the given link:
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The Cenozoic was a time of ?
The Cenozoic was a time of most recent era, an era of mountain boulding .
we are living in this era . Fossil and rock records are recorded and preserved. Humans first appeared in the Cenozoic Era.The Cenozoic era goes from 5 million years ago to presentThe Cenozoic is the time of the adaptive radiation of the mammals, dramatic cooling of the Earth's climate resulting in the ice age and evolution of humans.During the Cenozoic era the Americas were drifting westward in response to the widening of the Atlantic Ocean.The collision of the American plates with the Pacific Plate gave rise to the San Andreas Fault system system in California and Mexico.The collision also gave rise to the mountains along the western margin of the Americas,This orogenic and volcanic activity resulted in the formation of a land bridge between the Americas and what is now Central America.To know more about Cenozoic era visit :
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A neuron with an excitatory center-inhibitory surround receptive field will respond most when we stimulate _____.
A neuron with an excitatory center-inhibitory surround receptive field will respond most when we stimulate only the center
What does a neuron's receptive field look like?The area of the sensory world where a neuron's receptive field is located is where an appropriate stimulation can either raise (excitatory) or reduce (inhibitory) a neuron's activity. The region of the retina known as a retinal ganglion cell's receptive field is where light stimulus alters the cell's response or firing rate.
a reduction in receptor sensitivity even while a stimulus is present.
Additionally called hypercomplex cells. cell of the visual cortex with a strong inhibitory field at one end of its field that reacts best to stimuli of a very specific type anywhere in a broad receptive field. The locations of these cells are in V1 and V2. Their receptive field is the biggest.
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What is the cause of surface tension? the collapse of alveoli the stretchiness of the lung tissue the fluid located between the pleural membranes
The correct option is (D) the attraction between water molecules.
The attraction between water molecules cause surface tension.
What causes the water molecules' surface tension?Cohesive interactions between the liquid's molecule's cause the surface tension to develop. The molecules at the center of the liquid are surrounded by other molecules on both sides. The net force is zero because molecules are tugging on one another equally in all directions. In contrast to the majority of the liquid, the liquid molecules at the interface only have half as many nearby molecules. This results in a net inward pull toward the liquid and a stronger association of the molecule with the molecules on either side of it. The force preventing the surface from breaking is surface tension.Learn more about the surface tension with the help of the given link:
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I understand that the question you are looking for is "What is surface tension?
A.) the fluid located between the pleural membranes
B.) the stretchiness of the lung tissue
C.) the collapse of alveoli
D.) the attraction between water molecules"
Which of these practices best qualifies as a pseudoscience?
using the smells of different oils to help a person feel energized
using the smells of different oils to help a person feel energized
comparing different brushing techniques to prevent tooth decay
comparing different brushing techniques to prevent tooth decay
developing ways to use star patterns to travel at night
developing ways to use star patterns to travel at night
using varying degrees of sunlight to limit how large different plants grow
The practice that best qualifies as a pseudoscience is using the smells of different oils to help a person feel energized (option A).
What is pseudoscience?Pseudoscience is any body of knowledge that purports to be scientific or to be supported by science but which fails to comply with the scientific method.
Common examples of pseudoscience are as follows:
The belief that two people send cues to one another based on their body positioning.The belief that a person's personality can be seen through their handwritingAccording to this question, the act of using the smells of different oils to help a person feel energized is an example of pseudoscience because it does not comform to the scientific method.
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1.
How does the relative and absolute age of rocks and the fossil
record provide evidence to Earth's geologic history?
Through the application of radiometric dating techniques, the relative and absolute ages of rocks and fossil records offer proof of the earth's geographic past.
The geologists' dating techniques are typically based on radioactive dating.
To date the history of such events, credible sources of information such as the natural decay of the elements or compounds contained in the artifacts are used.
For instance, Red Rock Canyon is a region of geologic significance to all people.
The Red Rock Canyon National Conservation area is a beauty that took millions of years to create. Red Rock Canyon was discovered at the bottom of an ocean basin around 500 million years ago.
This ocean basin has accumulated limestone that is home to marine life fossils. The Aztec Sandstone has been found to contain the footprints of two-footed, meat-eating dinosaurs.
There were also uncovered the footprints of small creatures including spiders, scorpions, early mammals, and proto-mammals. Red Rock Canyon's fossils and rock formations provide proof of the planet's geologic past.
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During ________, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
During anaphase the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
In order words, anaphase is one of the stages of cell division in mitosis when chromosomes are pulled toward the poles of the cell.
CellA cell can be defined as the simplest, structural and functional unit of life. In biology, there are two major groups of living organisms based on the numbers of cells they have. These two groups are as follows:
Unicellular organisms: They are organisms consisting of only one cells. That is, they are single celled organism and are capable of carrying out all life processes. Examples of single celled organisms include bacteria, nostoc, anabaena, oscillatoria and so on
Multicellular organisms: These are living organisms which possess two or more cells. There are many celled organism. Examples include lizard, snake, fish, elephant, man e.t.c
So therefore, during anaphase the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.
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In-linked glycosylation will occur in the ______________ which causes the protein to ______________.
In-linked glycosylation will occur in the endoplasmic reticulum (ER) and Golgi apparatus, which causes the protein to glycosylation.
The process of glycosylation involves the covalent attachment of a carbohydrate to a target macromolecule, usually a protein or lipid. This adjustment has several purposes. For instance, some proteins require glycosylation in order to fold appropriately.
A crucial and tightly controlled method of processing secondary proteins inside of cells is glycosylation. It is essential for determining the stability, function, and structure of proteins. Glycosylation is known to alter the way proteins are arranged in three dimensions structurally.
The most prevalent type of posttranslational modification (PTM) on excreted and extracellular membrane-associated proteins is protein glycosylation (Spiro, 2002). Many distinct kinds of glycans, also known as carbohydrates, saccharides, or sugars, are covalently joined to a protein in this process.
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When a natural system gets locked into a positive feedback loop, it can reach an ecological tipping point.
true
false
The statement when a natural system gets locked into a positive feedback loop, it can reach an ecological tipping point is TRUE.
What is a positive feedback loop?A positive feedback loop can be defined as any feedback of a system (e.g., biological system) that increases the first outcome triggered by a particular stimulus condition, which can be represented by environmental and/or ecological conditions such as, among others, temperature or light.
In conclusion, the statement when a natural system gets locked into a positive feedback loop, it can reach an ecological tipping point is TRUE.
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If m∠4 = 35, find m∠2. Explain.
35; ∠2 and ∠4 are alternate interior angles, so m∠2 = m∠4.
145; ∠2 and ∠4 are supplementary angles, so m∠2 = 180 − m∠4.
55; ∠2 and ∠4 are complementary angles, so m∠2 = 90 − m∠4
35; ∠2 and ∠4 are corresponding angles, so m∠2 = m∠4.
The correct answer is option 1.
From the accompanying photo,
Right triangle CAB has three sides.
Consequently, m1 = 90°.
Similarly, mACD = 90°
∠ACD = 90° = ∠ACB + ∠BCD
= m∠3 + m∠4 = 90°
Because m4 = 35°,
m∠3 + 35° = 90°
m∠3 = 90° - 35° = 55°
In the ABC triangle,
∠ACB + ∠CBA + ∠BAC = 180° [triangle property]
∠3 + ∠2 + ∠1 = 180°
55° + ∠2 + 90° = 180°
∠2 + 145° = 180°
∠2 = 180° - 145° = 35°
Because ABCDBC is a transversal,
The lines are referred to as transversal lines when a straight line crosses two or more parallel lines. Any time this transverse line crosses a coplanar line, alternate angles—also referred to as exterior or interior alternate angles—are created.
In light of this, ∠2 = ∠4 = 35° [Alternate Interior Angles].
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One study of newspaper reporting found that around ______ of homicides received the vast majority of all media attention.
One study of newspaper reporting found that around 5% of homicides received the vast majority of all media attention.
This is further explained below.
What are homicides?Generally, The common law legal word for a homicide that is judged by the law to be less responsible than murder is known as manslaughter.
It is often believed that the ancient Athenian legislator Draco created the difference between murder and manslaughter in the seventh century BC. Draco is credited with making this distinction.
In conclusion, According to the findings of one research that analyzed the reporting in newspapers, just around five percent of murders got the overwhelming bulk of media attention.
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complete question
One study of newspaper reporting found that around ______ of homicides received the vast majority of all media attention.
A. 10%
B. 5%
C. 20%
D. 15%