In a fingerprint, the number of deltas found in an arch pattern is less than the number of deltas found in a loop pattern.
A fingerprint is a detailed pattern of friction ridges comprised of low points called valleys or depression and high points called ridges that can be found on our hands, feet and toes. The ridges and valleys combine to form a unique pattern on the fingertips called prints. Fingerprints can be classified into three patterns: loop, arch and whorl.
All fingerprints contain a core and a delta. The core is found in the approximate center of the print. The delta is the point where the ridges form a triangular shape, usually in front of the core.
A fingerprint with an arch pattern usually has no delta, while loop patterns have one delta. The whorl pattern has two deltas.
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Although community composition changes during succession, diversity rarely changes. true false
It is false that although community composition changes during succession, diversity rarely changes.
Succession is the phenomenon of how the change in the species structure and composition occurs over time. After a point of time, the last community takes over that is irreplaceable and it is known as the climax community. The first species that invades over an empty space is called the pioneer species.
Diversity is the variety if species present in an area over a period of time. It includes varieties from a small microbe to large plants and animals. More is the diversity of an area, more the area is considered to be functional.
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Which subfield of biological anthropology is primarily concerned with the study of disease and trauma in archaeologically derived skeletal populations?
Paleopathology is the subfield of biological anthropology that is concerned with the study of disease and trauma in archaeologically derived skeletal populations
The study of people from the perspective of human biology, including the structure and functions of the human body, the environment, social behavior, and how these features have changed over time, is known as biological anthropology or physical anthropology.
The study of disease, both human and nonhuman, in antiquity utilizing a variety of sources, such as human mummified and skeletal remains, ancient texts, images from early books, paintings and sculpture from the past, and coprolites analyses, is known as paleopathology.
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What might be a likely outcome if a mutation occurred in a promoter region of a gene, such that it were no longer recognized by rna polymerase?
The cell would not be able to produce any proteins if a mutation occured in a promoter region of a gene ,such that it was no longer recognized by RNA polymerase.
What is mutation and its cause ?A mutation is a change in the DNA sequence of an organism. Mutation can result from errors in DNA replication during cell division ,exposure to mutagens or a viral infection.
Mutation result either from accident during the normal chemical transaction of DNA ,often during replication or from exposure to high energy radiation.
Mutation in the the promoter resulted in a change in DNA binding pattern of the AP-2 transpiration factor.
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the temperate rain forests tend to be very wet, like the tropical rain forests. however, the temperate rain forests have temperatures.
The temperate rain forests tend to be very wet, like the tropical rain forests. However, the temperate rain forests have temperatures ranging from 32°F to 68°F.
Temperate rainforests are the broad-leaf forests that receive heavy rainfalls. The forests can be seen at the regions where oceans are present. The trees of these forests can be up to 100 meters long or even more. Temperate rainforests are present only in small area of the world.
Tropical rainforests are where there occurs no dry season and they experience an average rainfall of about 60 mm all over the year. The tropical rainforests can be described as hot and wet.
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How is the study of life span human development related to life expectancy?
Life expectancy provides a framework for timing about stages and periods of life.
What does "life span" mean?life span: the amount of time elapsed between an organism's conception and eventual demise.The definition of life expectancy:The average number of years a person who reaches a certain age might expect to live is their life expectancy. Estimates of life expectancy from the National Center for Health Statistics offer a trustworthy overview of mortality and population health in the United States.Why is this crucial?A common metric for assessing a community's general health is life expectancy. Age-specific health is measured by life expectancy at birth. Trends in mortality are frequently described in terms of changes in life expectancy.To learn more about life expectancy visit:
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True or False:
Repetition Practice interferes with the ability to learn new information
Repetition Practice interferes with the ability to learn new information is true.
It is impossible to overstate the value of repetition. In fact, it needs to be emphasized again how important repetition is as a learning tool. It enables the transfer of a conscious skill into the subconscious, freeing up working memory and enabling the acquisition of new skills. Repetition gives kids the practice they need to acquire new skills, so it's a good thing. Repetition helps kids learn faster, builds confidence, and fortifies the neural connections in their brains that support learning. Practice doesn't always make perfect while learning a new skill. Zachariah Reagh and Michael Yassa, neurobiologists at UC Irvine, discovered that while repetition improves the factual content of memories, it can decrease the amount of detail associated with such memories.
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In a diploid organism with 12 chromosomes, how many different arrangements of chromosomes can be generated by independent assortment?
Answer:
In a diploid organism with 12 chromosomes, 64 different arrangements of chromosomes can be generated by independent assortment
Explanation:
According to Mendel's independent assortment law, all of the alleles of two or more distinct genes are separately selected into gametes. We can also that an allele once per gene doesn't really affect the allele for just another gene that a gamete gets. This is an important step in sexual reproduction that enables 2 gamete cells to unite to form a diploid zygote that has all the DNA needed to develop a new life. Mendelian dihybrid crosses are an ideal demonstration of independent assortment. Spherical green, as well as wrinkled yellow, are two main pairings that indicate the genes responsible for seed color and shape are separately sorted. a member of a chromosome pair that share genetic information but comes from both sperm and eggs rather than another source.
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Which level of protein structure do the α-helix and the β-pleated sheet represent?.
The α-helix and the β-pleated sheet represent represent secondary structure of protein.
Secondary structure is another way of classifying protein structure. The term “secondary structure” describes the regular, local structure of the protein backbone stabilized by hydrogen bonding of amide groups that occur both inside and outside the individual molecules. Alpha helix, Beta strands are another typical secondary structure. A polypeptide chain that is 3 to 10 amino acids long and has an almost fully extended backbone is called a β-strand (also known as a strand). A beta sheet consists of two or more consecutive parallel or antiparallel polypeptide chains stabilized by hydrogen bonds.Therefore, the correct answer is secondary structure.
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The transport of sugars into cells up their concentration gradient along with sodium ions that are moving down their concentration gradient is called ______.
The transport of sugars into cells up their concentration gradient along with sodium ions that are moving down their concentration gradient is called coupled transport or secondary active transport.
What is Active transport?Active transport may be defined as a type of transport that occurs against the concentration gradient. This transport is mediated by carrier proteins. Metabolic energy is used to move ions or molecules against a concentration gradient.
Primary active transport directly obtains energy from ATP, whereas secondary active transport obtains energy from the movement of an ion down its concentration gradient.
In this case, sodium moving down its concentration gradient fuels glucose moving against its gradient, so this is secondary active transport.
Therefore, coupled transport or secondary active transport allows the transport of sugars into cells up their concentration gradient along with sodium ions that are moving down their concentration gradient.
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6. bears were once present as far south as california. over time they have disappeared
in most of the lower 48 states. how might the influx of humans have influenced bear
populations?
Bears were once present as far south as California. Over time they have disappeared in most of the lower 48 states.
Human have influenced bear populations as they are a factor of resource competition for the bear species, due to the fact that the resource available in the environment have value to both humans and bears. Major changes in disturbance cycles and landscape mosaics brought by humans have further affected temporal and spatial pulses of bear food production. Air pollution has also affected bear food biomass on a small scale and is likely to have major future impacts on bear habitat climatic warming.
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Which organelle is involved in the destruction of bacteria, old organelles, and the liberation of enzymes?
An animal cell's organelle recycling facility, the lysosome is an organelle that houses digestive enzymes. It disassembles dated and pointless structures so that their molecules can be recycled. Some vesicles that exit the Golgi are directed to lysosomes, which are a component of the endomembrane system.
What are Enzymes ?Proteins called enzymes aid in accelerating our bodies' chemical reactions, or metabolism. Some compounds are created, while others are broken down. Enzymes are a part of all living things. Enzymes are created by our bodies spontaneously. However, food and manufactured goods both contain enzymes.
Based on the type of process they are employed to catalyse, enzymes are categorised into six functional classes. Hydrolases, oxidoreductases, lyases, transferases, ligases, and isomerases are the six different categories of enzymes.Learn more about Enzyme here:
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Martha's child was born with an extra chromosome, resulting in down syndrome. this is an example of:________
Martha's child was born with an extra chromosome, resulting in down syndrome, which is an example of a chromosomal condition called trisomy.
What is a trisomy?A trisomy is a genetic condition in which there is one extra chromosome in all somatic cells present in an individual, which is due to the faulty separation of chromosomes during meiosis.
In conclusion, Martha's child was born with an extra chromosome, resulting in down syndrome, which is an example of a chromosomal condition called trisomy.
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ASAP Please Help
The rate of photosynthesis can be measured as the volume of oxygen released by a
plant per minute. The number of bubbles of gas released per minute from waterweed is
counted.
a. The gas collected in this experiment is not pure oxygen. Suggest a reason for this.
Answer:
The gas will be released.
Explanation:
In this experiment the solution used is sodium bicarbonate to increase the CO2 content for photosynthesis process.
So the gas released will not be only pure oxygen but also CO2 which is provided by the sodium bicarbonate solution.
The location where infectious organisms can multiply and accumulate is referred to as the _____
The location where infectious organisms can multiply and accumulate is referred to as the reservoir.
Infectious organisms are those that cause disease in other species They are also called pathogens. They can be bacteria, virus, protozoans, etc. The organism can cause disease either by living inside the body or even by living outside the body.
Reservoir is simple words is the habitat of an infectious organism. This can be humans, animals and also plants. On the basis of their locations, reservoirs are of three types: human, animal (non-human), and environmental. The infectious organisms from environmental reservoirs can be transmitted to the host by several modes of transmission.
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Different chemical elements will create a different scattering of absorption lines in the spectrum of visible light. We understand the interaction of an atom with light, and because of this we can predict where the lines should be and verify this in a lab. This process is called?
A. Astronomy
b.Nucleosynthesis
c.Spectroscopy
d. Star formation
Chemists research the interactions of many types of electromagnetic radiation with atoms and molecules. The term "spectroscopy" refers to this interaction.
Because various elements have varying quantities of protons and varied numbers and configurations of electrons, they also have different spectra. The variations in spectra are a result of the energy that atoms absorb or emit as their electrons shift between different energy levels. A transition from ground state or lower-energy excited state to a greater excited state can occur as a result of an atom's ability to absorb light of a certain energy. As a result, an element's emission spectrum is converted into an absorption spectrum, which contains dark lines aligned with brilliant lines. Chemists research the interactions of many types of electromagnetic radiation with atoms and molecules. The term "spectroscopy" refers to this interaction. Ordinary stars like the Sun have absorption lines in their spectra because some of the continuous light emanating from the hot, dense interior is absorbed by the fragile outer layers of the stellar atmosphere, known as the photosphere.Learn more about spectroscopy here:
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Persons with __________ blood have neither antigen a nor antigen b on their red blood cells but have antibody anti-a and antibody anti-b in their plasma.
Persons with O blood have neither antigen a nor antigen b on their red blood cells but have antibody anti-a and antibody anti-b in their plasma.
ABO blood grouping was discovered by Austrian scientist Landsteiner. It consist of four blood groups- A, B, AB, & O.
Red blood cells have certain extension of the proteins that are called antigen. Two types of antigens are there antigen a & b. The RBCs which have a particular antigen will not have the antibody against the same.
Blood Group A has antigen A and antibody B. Blood group B has antigen B and antibody A. Blood group AB has both antigen and no antibodies while blood group O has no antigen and antibody A & B.
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What is the position of the body when it is in the ""normal anatomical position?"".
When a person is standing straight, facing forward, with both arms hanging loosely at their sides and their palms facing forward, this is known as being in anatomical position or the standard anatomical position. With their feet flat on the ground and facing forward, the legs are parallel.
When the body is in anatomical position, where is it?A person in the standard anatomical position is one who is standing, facing forward, with their feet together and their toes pointing in the same direction. From the observer's point of view, none of the long bones are crossed.
The anatomical position is significant because the body is described by anatomic terms when it is in that position, including anterior and posterior, medial and lateral, superior and inferior, and so on.
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A(n) ____________________ is a sequence of organic nitrogen base pairs that codes for a polypeptide or a protein.
A(n) gene is a sequence of organic nitrogen base pairs that codes for a polypeptide or a protein.
What is polypeptide?
Peptides are made up of short chains of amino acids joined together by peptide bonds. The word "peptide" comes from the Ancient Greek word "peptós," which means "digested." Oligopeptides, which comprise dipeptides, tripeptides, and tetrapeptides, are chains of fewer than twenty amino acids.
A polypeptide is a peptide chain that is longer, continuous, and unbranched.
Therefore, along with nucleic acids, oligosaccharides, polysaccharides, and others, peptides belong to the large chemical families of biological polymers and oligomers.
A protein is a polypeptide that has more than 50 amino acids, on average. A protein is made up of one or more polypeptides that are structured in a biologically useful manner. Proteins are frequently coupled to other proteins, other macromolecules like DNA or RNA, or complex macromolecular assemblies.
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A client suffers from bloody diarrhea after eating contaminated food at a local restaurant. the client has been infected with a(an)?
A client suffers from bloody diarrhea after eating contaminated food at a local restaurant. the client has been infected with a(an) bacteria.
Bacteria are microorganisms that are present everywhere in the environment. A bacteria can be transmitted to a host organism, such as humans, through various means such as food, air, water, other vectors, etc.
In order to stay away from diseases spread by bacteria, it is important to maintain a clean environment. Eating food that is contaminated can cause adverse effects to the body such as food poisoning, diarrhea etc. Before eating food, it should be ensured that the ingredients used are cleaned properly and the food is properly cooked.
Food from local restaurants, where no care for cleanliness is taken, is more prone to be having bacteria growing in the food.
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a) The carbohydrates cellulose and starch are functionally different due to the ____?
A. Reaction used to join their monosaccharides.
B. Specific monosaccharides used to build them.
C. Arrangement of their monosaccharides.
D. Functional groups contained within their monosaccharides.
b) Why is that the answer?
a) The answer is C. Arrangement of their monosaccharides.
b) The reason for this answer is : The main distinction between starch and cellulose is that starch is a storage polysaccharide with alpha 1,4 links between glucose monomers, whereas cellulose is a structural polysaccharide with beta 1,4 connections between glucose monomers. The primary distinction is that while plants employ cellulose to construct structure, they use starch to store energy. In contrast to cellulose, where each succeeding glucose unit is rotated 180 degrees, starch repeat units are situated in the same direction. Compared to sugar, which is not water soluble, cellulose is thicker. On the other hand, starch may be dissolved in warm water and is less brittle than cellulose. Since mammals absorb starch, cellulose is not suitable for human diet.
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Please answer question
A nurse is explaining to another nurse the difference between first-generation antipsychotics and second-generation antipsychotics. what is the biggest benefit of the second-generation antipsychotics?
A nurse is explaining to another nurse the difference between first-generation antipsychotics and second-generation antipsychotics. what is the biggest benefit of the second-generation antipsychotics?
First generation antipsyhotics are the conventional antipsyhotics which blocks the dopamine pathway by blocking the D2 receptors and reduces the dopaminergic neuro-transmission.
Second generation antipsyhotics also called atypical antipsychotics which partial block dopamine receptors and also affect other things like serotonin.
Second generation antipsyhotics are more effective in reducing the symptoms schizophrenia and also improves the overall quality of life. They also have a lower risk of neurological symptoms like tremors, like the first generation drugs.
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A nerve impulse moves toward a neuron's cell body along _____. a nerve impulse moves toward a neuron's cell body along _____. dendrites synaptic terminals oligodendrocytes axons nodes of ranvier
A nerve impulse moves toward a neuron's cell body along dendrites.
A nerve impulse is an electrical charge that is generated as a result of any stimuli that travel along the neuron membrane and is also called an action potential.
The nervous system consists of neurons which are also known as nerve cells that receive sensory signals from the external environment and integrate the input signals and then relay these signals to the target cells and organs. Sensory, motor, and interneurons are the three main types of neurons present in human beings.
Neurons are made up of three main parts which are dendrites, axons, and cell body. The cell body is also called soma.
Dendrites are the receiving part of the neuron and carry the impulses to the cell body by receiving inputs from the axon.
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Compare and contrast classical and operant conditioning. How are they alike? how do they differ?.
Behavioral psychology's foundational ideas include classical and operant conditioning.
The goal of classical conditioning is to establish a connection between a naturally occurring stimulus and a previously neutral stimulus.
As a reaction to the food, this unconditioned stimulus naturally and spontaneously causes salivation, which is referred to as the unconditioned response. The sound of the bell alone will begin to elicit salivation as a response after linking the neutral stimulus and the unconditioned stimulus. Now, the bell's sound is referred to as the conditioned stimulus, and salivating in response to the bell is referred to as the conditioned response.
Operant conditioning, often known as instrumental conditioning, is concerned with utilizing rewards or penalties to either promote or decrease a behavior. As a result of this procedure, a link is established between the action and its results.
Operant conditioning focuses on connecting a voluntary behavior and a reward, whereas classical conditioning links an automatic response to a stimulus.
However Both classical and operant conditioning entail associating behavior with environmental events and are guided by a number of general principles of association. For instance, it is simpler to associate stimuli that are similar to one another and occur at similar periods.
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How much rotation of the body is required for the posterior axial oblique projection for acetablulm?
The posterior oblique (Judet method) for the acetabulum requires a 10- to 15-degree rotation of the body.
What is acetablulm ?The acetabulum is the hip joint's socket. Types of acetabular fractures are categorised based on pattern and severity. Acetabular fractures are distressing wounds that typically call for surgery. The cartilage that encircles your hip socket might cause complications like hip arthritis.
The three bones that make up our hip are together to form the acetabulum, which resembles a cup. The hip joint is created when the femoral head of the femur bone fits into this socket. We can walk, run, and move about freely thanks to these two anatomy components working together.Learn more about Acetabulum here:
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Based on the protein gel, the researcher concludes that the protein is glycosylated. how would the gel most likely appear if the protein were not glycosylated?
Answer: C
Explanation:
Connexus
When using a wet mount on a brightfield microscope, what could you add to your specimen?
In a wet mount, the specimen is held in place between the slide and cover slip by a drop of water. On the slide, place a sample. Put a drop of water on the sample with a pipette. Place the cover slip's edge over the sample and slowly drop it into position using a toothpick or something similar.
What kind of solution should be prepared a moist mount?Wet mounts may be created using a variety of substances. You may use water, immersion oil, and glycerin (glycerol), with water likely being the most popular.
In a wet mount, a little drop of water is applied to the slide, and the specimen is covered with a cover slip to preserve it.
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What are the five regions of the vertebral column? describe one differentiating feature of the vertebrae in each region.
The five regions of the vertebral column are cervical, thoracic, lumbar, sacral, and coccygeal (or caudal) regions. One differentiating feature of these vertebrae includes their primary functions.
The vertebral column is the central axis of all vertebrates. It protects the spinal cord, provides attachment to the muscle cells, and supports the trunk. It usually consists of 33 vertebrae. The vertebral column in mammals is composed of five different groups of vertebrae:
Cervical region
The primary function is to support the weight of the head. They are numbered C1 to C7. C1 and C2 allow movement of the head.
Thoracic region
The primary function is to hold the rib cage in its place and protect the heart and lungs. They are numbered T1 to T12. They allow limited movement only.
Lumbar region
The primary function is to hold the weight of the body. They have numbered L1 to L5. They allow holding heaving weight.
Sacral region
The main function is to connect the spine to the hip bones (iliac). The five sacral bones are fused and form the pelvic girdle along with the iliac bones.
Coccygeal region
The four coccyx bones provide support to the attachment of ligaments and muscles of the pelvic region.
With the support of the above answer, we can say that there are five regions in a vertebral column, namely, cervical, thoracic, lumbar, sacral, and coccygeal.
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A difference in solute concentration can exist between the cytosol and the interstitial fluid because the ______ prevents their movement.
A difference in solute concentration can exist between the cytosol and the interstitial fluid because the phospholipid bilayer prevents their movement.
What is the phospholipid bilayer?Phospholipid bilayer is a thin polar membrane made of two layers of lipid molecules.
A difference in solute concentration can exist between the cytosol and the interstitial fluid because the phospholipid bilayer prevents their movement.
The phospholipid bilayer is composed of saturated and unsaturated fatty acids it is referred as the backbone of all cellular, synaptosomal, and vesicular membranes.
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______ are carbohydrates that are not well digested by human enzymes, but they can be fermented by beneficial bacteria in the large intestine.
Prebiotics are carbohydrates that are not well digested by human enzymes, but they can be fermented by beneficial bacteria in the large intestine.
Prebiotics- Foods include whole grains, bananas, onions, garlic, and artichokes contain prebiotics. Additionally, probiotics and prebiotics can be found as dietary supplements and are added to select meals. The connection between the gut microbiota and illness is still being studied.
Fermentation- An anaerobic process called fermentation allows glucose to release energy even in the absence of oxygen. In addition to yeast cells, bacteria and animal muscle cells also undergo some sort of fermentation. For instance, yeast uses fermentation to create alcohol from sugar in order to get energy.
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