Here, Independent Variable is Mass of plane, Dependent Variable is Distance plane flies, control - Plane without paper clips, constant is Type of paper, how it was thrown.
What are variables?
An eye tracking experiment must include variables. Anything that can be changed or be altered is a variable. To put it another way, it refers to any variable that can be changed, taken into account, or measured in an experiment.
As mentioned in question, mass of the plane is constant or fixed it does not depend on anything so it is an independent variable. whereas, the distance plane flies is dependent on the mass of plane so it is a dependent variable.
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Coral bleaching results from a loss of the dinoflagellate endosymbiote. What is the metabolic result on the coral from coral bleaching?.
The metabolic result on the coral from coral bleaching is that The coral are not able to obtain energy from the products of photosynthesis.
Endosymbiosis, in which a microbial partner lives within the cells of a larger host organism.
Algae and coral both rely on one another to live. Corals and the zooxanthellae, tiny algae that dwell in their tissues, share a symbiotic relationship. The coral's main food supply and source of color are these algae. Coral that is under duress will lose its algae. Algae depart the coral tissue when the symbiotic relationship is strained by elevated ocean temperature or pollution. Coral that has been bleached is left exposed and vulnerable. The coral loses its primary food source without the algae, turns white or very pale, and becomes more prone to illness.
Ocean temperature variation Coral bleaching is most commonly caused by rising ocean temperatures brought on by climate change. Pollution and runoff Storm-generated precipitation has the potential to quickly dilute ocean water, and runoff can transport chemicals that can bleach corals close to the coast. excessive exposure to the sun High sun irradiation causes bleaching in shallow-water corals when temperatures are high.
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________ tests detect the presence of disease-producing organisms in urine, blood, and feces.
Microbiological tests detect the presence of disease-producing organisms in urine, blood, and feces.
What are Microbiological tests ?
To ensure that items are safe for consumption, microbiological testing is utilized in the pharmaceutical, cosmetic, municipal water, and food and beverage industries. A variety of methods are regularly used to assure safety and regulatory compliance, including bioburden testing, mycoplasma identification, pathogen and spoilage testing, pyrogen testing, sterility testing, air monitoring, and surface testing.
What is pathogen ?
An organism that causes disease is called a pathogen.
Your body is already teeming with microbes. However, these organisms only become an issue if your immune system is compromised or if they are able to get into an area of your body that is typically sterile.
Different from other organisms, pathogens can spread disease once they enter the body.
A host is all that a pathogen requires to grow and survive. The pathogen enters a host's body, avoids the immune system's defenses, and uses the host's resources to replicate before leaving and infecting a new host.
They can be transmitted via skin-to-skin contact, body fluids, airborne particles, excrement, and surfaces that have been touched by an infected person.
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As you glance at the person sitting next to you, light reflected from the person's shirt first passes through which three structures of your eye, and in what order?
The light reflected from the person's shirt first passes through the given eye structures in the following order: cornea → pupil → retina
What is the path of light through the eyes?The eye is the sense organ for sight.
The eye has several structures which enables it to focus light on the retina which is the sensitive spot on the eye where images are formed. The images formed on the retina are then processed in the brain to give a true picture of what is seen.
The eye has several structures which enable it to focus image on the retina. Some of the structures in the eye include;
cornea - a transparent tissue in front of the eye that helps to focus lightiris - the structure that controls the size of the pupilpupil - the opening in the eye that allow light to reach the retinaciliary muscles - the muscles that are attached to the irisretinaWhen light enters the eye, the path it follows is as follow: cornea → pupil → retina
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What is the hydrolysis of atp and preparation for reattachment to the thin filament by the myosin head called?
The hydrolysis of atp and preparation for reattachment to the thin filament by the myosin head called the recovery stroke.
What is myosin ?Myosins are a class of motor proteins well recognized for their functions in the contraction of muscles and a variety of other eukaryotic motility processes. They are ATP-dependent and in charge of motility based on actin. By Wilhelm Kühne, the first myosin was identified in 1864.
When the myosin pulls the actin what is happening?The actin is drawn along by the myosin head as it advances in the direction of the M line. The filaments migrate nearer the M line by around 10 nm as the actin is tugged. The power stroke is the name given to this motion because it is where force is generated.
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Sour dough bread is made sour by a decrease in ph caused by the acids produced by lactic acid bacteria.
a. true
b. false
Answer:
Sour dough bread is made sour by a decrease in ph caused by the acids produced by lactic acid bacteria is true.
Explanation:
A combination of flour with water is used to make sourdough, which is then fermented with yeast plus lactic acid microorganisms, especially bacteria. Then the starter's acids are what gives the bread its sour flavor. The starter has the ideal conditions to ferment and develop that particular sour flavor because of the components and a warm atmosphere. Find a cold environment for something like the dough to form if you want to produce a much more sour loaf.
Depending on the state of fermenting that it is in, the sourdough's pH varies, although in average it ranges from 3.5 to 5. Because harmful microbes cannot grow in a system with a pH lower than 4.6, this happens because the acidity keeps them away.
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Nondisjunction of the ______ chromosome during meiosis can produce offspring that are xxx or xxy.
Nondisjunction of the X chromosome during meiosis can create offspring that are XXX or XXY.
Nondisjunction is an abnormal condition which is characterized by the inability of pair of homologous chromosomes or the sister chromatids to segregate during the process of meiosis. It results in the formation of gametes with an abnormal chromosome number.
Offspring with the karyotype of XXX exhibit an uncommon condition which is observed in females. However, the offspring having the karyotype XXY is rarely observed in males and is associated with the Klinefelter syndrome.
The XXX type offspring are normally healthy but somewhat taller than the average females. The XXY type offspring possess poorly developed male sex organs and also exhibit features such as tall height, enlarged breast tissue, etc.
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what is a flat representation of the earth's surface
Static charges can cause explosions and fires wherever there are flammable materials.
True
False
Answer:
true
Explanation:
because Under certain circumstances, a discharge of static electricity can create the spark that starts a fire or triggers an explosion.
If a dna-binding protein "reads" a short stretch of dna and detects the following "second" genetic code provided by the functional groups located on each base as h-hd-ch3-ha-ha-ha-ha-hd, then what is the corresponding sequence of bases?.
The corresponding sequence of the bases is C-T-G-A.
DNA binding proteins- Due to their ability to bind to DNA, these proteins are known as DNA-binding proteins. DNA-binding proteins perform a variety of tasks, including as regulating the synthesis of proteins, controlling cell growth and division, and storing DNA inside the nucleus.
Protein Synthesis- The method through which ribosomal RNA, transfer RNA, messenger RNA, and different enzymes are used to organize amino acids into proteins in a linear fashion.
Amino acid- Proteins are made up of substances called amino acids.
C stands for Cytosine, T stands for Thymine, G stands for Guanine, A stands for Adenine.
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Which structure do all eukaryotic cells have that prokaryotic cells do not have?
nucleus
cell wall
chloroplast
ribosome
Answer: nucleus
Explanation: There are several differences between the two, but the biggest distinction between them is that eukaryotic cells have a distinct nucleus containing the cell's genetic material, while prokaryotic cells don't have a nucleus and have free-floating genetic material instead.
Answer:
nucleus
Explanation:
There are several differences between the two, but the biggest distinction between them is that eukaryotic cells have a distinct nucleus containing the cell's genetic material, while prokaryotic cells don't have a nucleus and have free-floating genetic material instead.
Brainliest please
Explain in a mechanistic manner how a disruption in cell membrane can affect life.
In addition to burning fossil fuels, humans return co2 to the atmosphere faster than it can be removed by:__________
In addition to burning fossil fuels, humans return co2 to the atmosphere faster than it can be removed by plants.
What are fossil fuels?Fossil fuels are created from decaying plants and animals. These fuels may be burned to provide energy and are present in the crust of the Earth. Fossil fuels include things like coal, oil, and natural gas.
Fossil fuels are used to create energy; they are burned in homes to create heat, in huge power plants to create electricity, and they are also used to power engines.
Fossil fuel air pollution can result in acid rain, eutrophication (extra nutrients that can impact aquatic ecosystems by lowering oxygen levels), damage to crops and forests, and harm to wildlife. Fossil fuels contribute to water pollution through oil spills and fracturing fluids.
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Which cell, at the end of the arrow, is present in many connective tissues and can differentiate into different types of cells?
Answer:
primary cells are not always present but people make use of secondary cells
Explanation:
primary cells are not always present but people make use of secondary cells
The emt should recognize normal cellular metabolism as:____.
a. glycolytic.
b. aerobic.
c. anaerobic.
d. ambient.
The EMT should recognize normal cellular metabolism as Aerobic.
What is aerobic?
Aerobic cellular metabolism refers to the process by which living organisms convert nutrients into energy for the body to use via the oxidization of nutrients.
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Binary ______ is a type of prokaryotic asexual reproduction in which replicated dna and other cell parts are distributed into two new daughter cells.
Binary fission is a type of prokaryotic asexual reproduction in which replicated DNA and other cell parts are distributed into two new daughter cells.
Because prokaryotes (bacteria and Achaea) reproduce asexually through binary fission, they can grow quickly. Binary fission is a method of cell division used by prokaryotes to reproduce. This procedure involves splitting one cell into two and copying the chromosome, just like mitosis in eukaryotes. As an asexual method of reproduction, binary fission doesn't produce eggs or sperm or combine the genetic material of two individuals. Binary fission creates daughter cells that are genetically identical to the mother cell, with the exception of rare mutations or modifications to the DNA sequence.
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Which amino acids would you expect to be on the solvent-exposed surface once it folds?
Hydrophilic amino acids such as serine, threonine, arginine, etc. are expected to be on the solvent-exposed surface once it folds.
Amino acids are the molecules essential for the synthesis of proteins. These amino acids join together by peptide bond to form the protein. The structure if any amino acids includes a hydrogen atom, a variable R group an amino group and a carboxylic group attached to one carbon atom called the alpha carbon.
Hydrophilic means water loving. Those substances that are hydrophilic can easily interact with the water molecules. The hydrophilic amino acids are arginine, asparagine, aspartate, glutamine, lysine, serine, threonine, etc.
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Which of the following is TRUE
about theories and laws?
A. A law will always become a theory.
B. ONLY a theory can ever be proven.
C. Theories and laws are the same thing.
D. A theory can never become a law.
The following is TRUE about theories and laws are-
D. A theory can never become law.
All scientific hypotheses are supported by data, are testable, and—most importantly—can be used to forecast the future. Accordingly, ideas never become laws, regardless of how much evidence there is to support them. In actuality, the end purpose of science is the formulation of theories. Any (expressed) law is a theory even though it can contain some truth that can only be derived from facts or another theory.
A theory is something we can only (temporarily) believe in since we are unable to prove it. A law cannot be a fact since it usually has an undefined, universal scope, and we can only collect a limited number of observations, some of which may be nothing more than dreams.
Therefore, I would say that any scientific law is a theory, a conviction, or a hypothesis, and we should anticipate that it will be challenged, improved, or supported by... another (simpler or more compelling) idea.
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The property of having antimicrobial effects in exceedingly small amounts is called a(n) _____ action. multiple choice question. degerming antiseptic oligodynamic radiative
The property of having antimicrobial effects in exceedingly small amounts is called a(n) oligodynamic action. multiple choice question. degerming antiseptic oligodynamic radiative.
What does oligodynamic action mean?The capacity of trace levels of heavy metals to kill bacterial cells is known as oligodynamic action. In small amounts of aqueous solutions, certain metals and metal complexes bestow the capacity to modify and lastly, kill microorganism cells in a distinctive manner.Which are the metals that exhibit oligodynamic effect?Mercury, silver, copper, brass, bronze, tin, iron, lead, and bismuth are among the metals that show the oligodynamic effect. Mercury and silver have the greatest impact of all metals.The oligodynamic effect: how does it operate?The bacteria become inactive as a result of the metal ions' binding to proteins in bacterial cells. And the method is effective: One investigation looked at E-contaminated water.To learn more about antimicrobial effect visit:
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An algal bloom can have a drastic, and often detrimental, impact on ________ biomes.
Aquatic biomes can be severely affected by an algal bloom, frequently to their harm. Fish and other aquatic life may have a harder time finding food as a result of algae blooms, and whole populations may move away or even perish as a result.
Thick, green muck produced by harmful algal blooms has an adverse effect on clear water, leisure activities, companies, and property values.
The process of eutrophication, which happens when the environment becomes enriched with nutrients, increases the quantity of plant and algae development in estuaries and coastal waters, is what causes harmful algal blooms, dead zones, and fish kills.The excessive growth of algae in water bodies is referred to as eutrophication. Algal blooms are what are known as these phytoplankton masses or blooms.Blue-green algae blooms (also known as cyanobacteria, contaminated water supplies, and hypoxia are some of the known effects of cultural eutrophication.Learn more about algae here:
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Animals are able to conductphotosynthesis:____.
A. not cellular respiration.
B. net o 2 consumers and co 2producers.
C. net o 2 and co 2producers.
D. net o 2 producers and co 2consumers.
E. net o 2 and co 2consumers.
Animals are :
B. net o 2 consumers and co 2producers.
All living organisms produce energy through cellular respiration, which is found in both plants and animals. Food is broken down and absorbed by the cells as glucose molecules when it is consumed and digested by an animal. They simultaneously take in oxygen, which enters the cells through the bloodstream, lungs, and other organs. The components and environment are ready for cellular respiration to begin once glucose and oxygen enter the cytoplasm of the cells.
The bodily processes that are powered by ATP include breathing, blood circulation, digestion, reaction to stimuli, muscle movement, and cell division, repair, and growth (matter). Energy is used in everything an animal does.
Animal Cellular Respiration (Human Example):
1) Digest a piece of pie and begin.
2) Pie is broken down into carbohydrate molecules during digestion.
3) Glucose molecules are created when carbohydrate molecules disintegrate.
4) In the mitochondria of the cells, glucose molecules are transformed into ATP along with oxygen from breathing (energy).
Cellular respiration is a multi-stage process that releases carbon dioxide and water while converting glucose and oxygen into ATP, the cellular form of energy. The equation:
C6H12O6 (1 glucose molecule) + 6 O2 ---> 6 CO2 + 6 H2O + 36 ATP (Energy)
carbohydrate + oxygen ---> carbon dioxide + water + ATP (Energy)
In animals, 1 molecule of glucose and 6 molecules of oxygen are converted into approximately 36 molecules of ATP, 6 molecules of water, and 6 molecules of carbon dioxide during cellular respiration.
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Which connective tissue is composed of many interwoven and randomly organized collagenous fibers?
Dense irregular connective tissue is composed of many interwoven and randomly organized collagenous fibers.
Connective tissue- Tissue that provides structure, support, and protection to other human tissues and organs. In addition to helping to transport nutrients and other substances between tissues and organs, connective tissue also helps to store fat and mend damaged tissue. A gel-like material, fibers, and cells make up connective tissue.
Collagenous Fibers- Tropocollagen subunits, which make up collagen fibers, may be categorized into at least 30 distinct fiber types according to their -chain amino acid sequences. The presence of the hydrated matrix made up of GAGs and proteoglycans is what allows the ECM to endure compressive stresses.
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In sensory memory, auditory stimuli are to _____ memory as visual stimuli are to ______ memory.
In sensory memory, auditory stimuli are to echoic memory as visual stimuli are to iconic memory.
What is Sensory memory ?After the initial stimulus has stopped, humans can still remember their impressions of sensory information thanks to sensory memory, which is a very short memory. It is frequently considered the first stage of memory, registering a huge amount of information about the surroundings for a very short time.
Examples of sensory memory :The information we get from our senses is stored in the sensory register and memory. Examples of sensory memory include smelling chicken noodle soup, feeling gum under a chair, and seeing a dog. These signals are sent to the brain by our eyes, noses, and nerves.
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DNA contains the instructions that cells need to make what organic compounds
Answer: develop, survive and reproduce
Explanation:
Walmart aims its retailing strategy at a large homogeneous (similar) group of consumers. a wide assortment of goods is offered at popular prices. walmart utilizes which target market strategy?
Mass Marketing is a strategy that differs from current market trends, as it does not segment your actions, on the contrary, it focuses on impacting as many users as possible with your ads.
mass marketingWhat is the difference between mass marketing and segment marketing?Compared to mass marketing; Segment marketing offers several additional benefits. The company can create a more suitable product or service at the right price for the target audience. Choosing distribution and communication channels becomes easier.
With this information, we can conclude that We can say that the Shotgun Approach is the essence of Mass Marketing. It's about attracting attention to your brand from as many people as possible, regardless of who they are.
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Walmart aims to retailing strategy at a homogeneous (similar) group of consumers. A wide assortment of goods is offered at popular prices. Walmart utilizes which target market strategy?
market segment
mass marketing
store positioning
multiple segmentation
The alternative circulatory route that involves vessels merging together is a(n)?
The alternative circulatory route that involves vessels merging together is Circulatory anastomosis.
An anastomosis is any connection between two vessels. Circulatory anastomoses are named after the vessels that connect two arteries (arterio-arterial anastomosis), two veins (veno-venous anastomosis), or an artery and a vein (arteriovenous anastomosis).
Anastomoses occur naturally in the body's circulatory system, serving as backup routes for blood flow if one link is blocked or otherwise compromised.
Anastomoses between arteries and anastomoses between veins result in a plethora of arteries and veins serving the same volume of tissue. Such anastomoses occur normally in the body in the circulatory system, serving as backup routes for blood flow if one link is blocked or otherwise compromised, but they can also occur pathologically.
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At the base of the aortic artery, where it originates from the left ventricle, is the:____.
At the base of the aortic artery, where it originates from the left ventricle, is the aortic valve.
The main artery from which the blood travels from the heart to all other parts of the body in humans is referred to as the aortic artery.
At the base of the aortic artery, the site from where this artery originates from the left ventricle, an aortic valve is present. The function of the aortic valve is to prevent the backward flow of blood from the aorta to the left ventricle. It is due to the aorta valve that blood travels from the left ventricle to the aortic artery smoothly. The aortic valve separates the aortic artery from the left ventricle.
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Pores on the skin surface open into the:________
a. sebaceous glands
b. hair follicles
c. mammary glands
d. capillaries
e. sweat glands
Pores on the skin surface open into the sebaceous glands.
The mid-dermis is home to sebaceous glands, which almost always develop alongside hair follicles and have an outlet that empties into the follicular canal. The pilosebaceous unit is the name given to this grouping.
The follicle also houses an oil gland and a hair (sebaceous gland). The oil gland keeps the skin lubricated, helps remove dead skin cells, and keeps tissues from drying out. Meibomian glands, a small group of sebaceous glands that open directly onto the skin in the epithelium of the eyelid, help to improve the lubricating abilities of tears.
Function :
The sebaceous gland contributes the vast majority of skin surface lipids via its main product, sebum, which helps to seal in moisture and prevent desiccation of the skin. Because sebaceous glands empty into the hair canal, sebum mostly escapes onto the skin surface via a wicking action involving the hair shaft.
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Which of the cells of the pancreas would secrete their product if the blood glucose level was rising, as during digestion of a meal?
The pancreas has a cell called Beta Cell, which is responsible for secreting all products if the blood glucose level is rising, as during the digestion of a meal.
Beta Cell constitutes about 75% of pancreas hormone cell, which help to maintain the insulin level in the blood because if a human takes a meal, during digestion, the blood glucose level rise, which can cause diabetes. To overcome this, beta cells release insulin in the blood, breaking down the sugar or glucose molecules and converting them into energy.
Therefore, Beta Cell is a cell that is responsible for all the secretion of pancreas products when the blood glucose level rises during the digestion of food in our body.
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Dr. paivio studies the ways in which the endocrine system and the nervous system are similar. which conclusion might he draw?
He might draw the conclusion that,
By releasing chemicals known as hormones and neurotransmitters, respectively, as a form of communication, the endocrine and neurological systems both regulate, coordinate, and integrate many physiological processes and bodily activities. A stimulus activates the neurological and endocrine systems, which then send messages and produce responses.
The endocrine and neurological systems are different:
Endocrine glands secrete hormones that act for a much longer period of time than the neurological system's ability to produce a neural response. Hormone action moves more slowly than neuronal response. A nerve or neural impulse may move through the body almost instantly and in a matter of seconds.
While the neurological system employs electrical impulses to transfer signals across neurons for signaling pathways, the endocrine system uses chemical signals or hormones to accomplish so. The neuronal reactions are transient and reversible, whereas the hormonal impulses are permanent.
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Contrast how DNA is contained in prokaryotes and eukaryotes
Answer:
Prokaryotic genomic DNA is attached to the plasma membrane in the form of a nucleoid, in contrast to eukaryotic DNA, which is located in a nucleus.
Explanation: