a misscence mutation is likely to effect it's primary secondary tertiary quaternary structure? question
Answers
A genetic change in which the genetic code is changed by a single base pair substitution, resulting in the production of an amino acid that differs from the typical amino acid at that site which further effect the primary secondary tertiary quaternary structure protein.
Some missense variations (or mutations) change how a protein functions.
Missense Mutation- A missense mutation is a Genetic alteration that causes the protein produced to encode a different amino acid at a specific location. Some missense mutations change how the resultant protein functions.
Amino Acid- Small chemicals known as amino acids serve as the foundation for proteins. For Example, Valine.
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Related Questions
did you observe any small colonies growing in the zone of inhibition around the antibiotic disc
Answers
The presence of small colonies growing within the zone of inhibition around an antibiotic disc is often indicative of antibiotic resistance.
These colonies could have acquired mutations that enable them to survive in the presence of the antibiotic, or they may have obtained resistance genes from other bacteria through horizontal gene transfer.
However, it is crucial to conduct additional testing to confirm the presence of antibiotic resistance and determine the most suitable treatment approach.
By confirming resistance, healthcare professionals can make informed decisions about alternative antibiotics or combination therapies to effectively combat the infection and minimize the risk of treatment failure.
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Which of the following statements is correct in regard to Homo erectus?
a) Homo erectus was the first hominid to use tools.
b) Homo erectus had a smaller brain capacity than Homo habilis.
c) Homo erectus had a larger cranial capacity than Australopithecus.
d) Homo erectus lived during the same time period as Homo sapiens.
Answers
The correct statement is c) Homo erectus had a larger cranial capacity than Australopithecus.
Homo erectus had a cranial capacity of 850 to 1,250 cubic centimeters, while Australopithecus had a cranial capacity of 450 to 550 cubic centimeters. Homo habilis had a cranial capacity of 650 to 850 cubic centimeters.
The cranial capacity is the volume of the skull, and it is a good proxy for brain size. A larger brain size is associated with increased cognitive abilities, such as problem-solving, language, and tool use. Homo erectus lived in Africa and Asia from about 1.8 million to 110,000 years ago. They were the first hominins to spread out of Africa and colonize other parts of the world. They were also the first hominins to use fire regularly. The larger brain size of Homo erectus may have been an adaptation to these new challenges.
In addition to their larger brain size, Homo erectus also had other physical features that distinguished them from Australopithecus. They were taller and had larger bodies. They also had a more human-like face, with a smaller jaw and more pronounced forehead. These physical features suggest that Homo erectus was more advanced than Australopithecus, and that they were on the evolutionary path to modern humans.
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what do smaller consumers need to regulate their population?
Answers
Answer:
money
Explanation:
Which statement accurately describes the relationship between cytokinesis and mitosis? Mitosis includes interphase and cytokinesis. Cytokinesis precedes mitosis in the cell cycle. Cytokinesis is not a phase of mitosis, but occurs during mitosis. Interphase includes cytokinesis and mitosis.
Answers
Mitosis is a type of cell division that produces two alike daughter cells. Cytokinesis is not a phase of mitosis but happens during mitosis.
What are cytokinesis and mitosis?Mitosis is a cell division type that divides the parent cell and the genetic material into two alike daughter cells with the same chromosome numbers.
Cytokinesis is a process by which at the end of the telophase the cytoplasm of the cell starts dividing and results in the formation of the plate in plants and furrows in the animal, dividing the cell equally.
Therefore, option c. Cytokinesis is not a phase of mitosis but occurs during mitosis.
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Answer:
C
Explanation:
just got it right on edge 2022
How is the DNA in a prokaryotes different from the DNA in a eukaryote?
A. Only prokaryotes are haploid.
B. DNA in eukaryotes is located in the nucleus.
C. Eukaryotes do not have chromosomes.
D. They have different number of chromosomes.
Answers
Answer:
The DNA in prokaryotes is different from the DNA in eukaryotes in that DNA in eukaryotes is located in the nucleus, while prokaryotes do not have a nucleus. This is represented by option B. Eukaryotic DNA is organized into linear chromosomes and is associated with histone proteins, while prokaryotic DNA is typically circular and is not associated with histones. Additionally, eukaryotes have multiple chromosomes, while prokaryotes usually have a single chromosome.
Explanation:
What is the largest problem with implementing CRISPR based technologies for therapy, and
also a major headache for researchers using CRISPR for making animal models for human
diseases:
A. Technique is very laborious
B. Off-target editing events at loci with imperfect sequence matching
C. Sequence of RNA guides is very expensive
D. Require a transfer with potentially oncogenic viral vectors
E. All of the above
Answers
The largest problem with implementing CRISPR based technologies for therapy and a major headache for researchers using CRISPR for making animal models for human diseases is B) off-target editing events at loci with imperfect sequence matching.
While the other options listed (A. Technique is very laborious, C. Sequence of RNA guides is very expensive, and D. Require a transfer with potentially oncogenic viral vectors) are also concerns, the risk of off-target effects is considered the most significant challenge in using CRISPR for therapeutic and research purposes.
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which statements best compare the function of an ATP molecule to a DNA molecule
Answers
ATP helps in muscle contraction, active transport, formation of lysosomes, etc., while DNA carries all the genetic information related to an organism.
What do you mean by DNA molecule?The DNA molecule may be defined as the molecule that carries the genetic information for the development and functioning of an organism.
ATP delivers energy for chemical reactions in the cell. DNA maintains and communicates the genetic information of organisms.
Therefore, the above statement that best compares the function of an ATP molecule to a DNA molecule.
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which scientists used a bacteriophage to provided definitive evidence that dna was the transforming factor?
Answers
The scientists who used a bacteriophage to provide definite evidence that DNA was the transforming factor were Alfred Hershey and Martha Chase.
Hershey and Chase experiment provided the proof that DNA was the genetic material. They used bacteriophages as the key material for their experiment. They used radioactive phosphate ( ³²P) for the detection of the genetic material.
Bacteriophages are the viruses that infect bacteria. They inject their genetic material into the host bacterium and use its machinery for their own multiplication and synthesis of new bacteriophages. The bacteriophages can make use of either lytic cycle or lysogenic cycle for their growth.
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7. What is the water vapor concentration at the tropopause?
Answers
Answer:
99 %
The troposphere contains 99 % of the water vapor in the atmosphere. Water vapor concentrations vary with latitude. They are greatest above the tropics, where they may be as high as 3 %, and decrease toward the polar regions.
Explanation:
hope this helps <3
What are the five fields of plant biology?
Please explain your answer !!
Thank you!
Answers
Answer:
Plant biochemistry.
Plant ecology.
Plant evolution.
Plant physiology.
Plant anatomy and morphology
Which describes the first step in protein synthesis? A. DNA is transcribed to mRNAB. the DNA molecule unzips between the base pairsC. amino acids are linked in a long chainD. tRNA brings amino acids to the ribosome
Answers
The first step in protein synthesis is when the DNA is transcribed to mRNA.
Where can the element carbon be found?
A. Carbon is only found in the atmosphere as part of carbon dioxide.
B. Carbon compounds are found in all living organisms.
C. Most carbon is dissolved in the oceans.
Answers
Answer:
DEFINITELY B!
Carbon is found in EVERY ORGANIC matter! Hope that helps!
MULTIPLE CHOICE QUESTION The biomolecules made of CHON are
Answers
The biomolecules made of CHON are proteins, and the protein is made up of amino acids and each amino acid in the protein is connected to each other by peptide bonds.
What are the monomers of the macromolecules?In general, macromolecules like carbohydrates and proteins are made up of monomers, and each monomer is made up of carbon, hydrogen, and oxygen, while the protein contains extra nitrogen, and each amino acid is made up of nitrogen, carbon, hydrogen, and oxygen, as well as other molecules in the side chain.
Hence, the biomolecules made of CHON are proteins, and the protein is made up of amino acids and each amino acid in the protein is connected to each other by peptide bonds.
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PLEASE HELPPP , NEED HELP IN BIOLOGY
Answers
Answer:
I wish I could help you but I can't. I'm in biology too but I don't remember learning that
After the head is struck, the brain continues to move in the fluid and may be contused on the other side; this type of injury is called:
Answers
Answer:
contrecoupDefinition:
a contusion caused by the brain colliding with the skull on the side opposite the point of impact.Tendonitis causes the tendon to become ___.
a.
weaker.
c.
elastic.
b.
inflamed.
d.
none of the above.
Answers
Answer:
inflamed
Explanation:
Answer:
b. inflamed
Explanation:
an electrochemical cell is constructed such that on one side
Answers
An electrochemical cell is constructed in such a way that one side has a piece of copper metal placed in a copper sulfate solution, while the other side has a piece of zinc metal placed in a zinc sulfate solution.
Electrodes, the substance in which the redox reactions take place, are on both sides of the electrochemical cell. Copper, which is a good conductor, is used for the cathode. Zinc, on the other hand, is used as the anode. The anode and cathode are separated by a salt bridge or porous membrane in an electrochemical cell. The salt bridge provides a channel for ions to move freely between the anode and cathode sides. Electrons flow from the anode to the cathode via a wire, while ions travel through the salt bridge, establishing electrical neutrality on both sides of the cell.
Electrons are released from the zinc atoms and flow to the copper atoms through the external circuit, generating a current in the process. Zinc metal becomes zinc ions, while copper ions are reduced to copper metal on the cathode. The reaction is shown below as follows:$$\ce{Zn (s) → Zn^{2+} (aq) + 2 e-}$$$$\ce{Cu^{2+} (aq) + 2 e- → Cu (s)}$$In summary, the electrochemical cell has an anode, a cathode, and a salt bridge or a porous membrane. Electrons are released from the anode and travel to the cathode through an external circuit, generating an electric current. The salt bridge or porous membrane allows for the free flow of ions between the anode and cathode, maintaining electrical neutrality.
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Muscle does not provide glucose for the brain during times of starvation. Why? You may choose more than one answer.
A. Muscle lacks the enzymes necessary to produce free glucose
B. Muscle lacks sufficient glucose stores.
C. Liver provides glucose for brain
D. Muscle uses the glucose for movement to go find food.
E. Glucagon prevents the secretion of glucose
Answers
Muscle does not provide glucose for the brain during times of starvation because Muscle lacks sufficient glucose stores and Liver provides glucose for brain. Option (B) and (C).
During times of starvation, glucose is a vital energy source for the brain as it cannot use fatty acids for fuel. While muscle can break down glycogen into glucose, it cannot provide glucose for the brain as it lacks sufficient glucose stores.
Furthermore, muscle cannot produce free glucose, as it lacks the enzyme glucose-6-phosphatase, which is necessary to convert glucose-6-phosphate into free glucose.
The liver is the primary source of glucose production during fasting and starvation. It can produce glucose through gluconeogenesis, which is the process of synthesizing glucose from non-carbohydrate sources such as amino acids, lactate, and glycerol.
The liver can then release glucose into the bloodstream to be used by the brain and other organs.
Glucagon, a hormone produced by the pancreas, stimulates the liver to produce glucose during fasting and starvation. It does not prevent the secretion of glucose.
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The southern pine bark beetle lives in the bark of pine trees. The beetles feed on the tree and live within the bark of the tree, producing offspring. Once the beetles have infested a tree, they will spread to other trees in the same area. Eventually a pine tree infested by the beetle will die. The population of pine bark beetles can be expected to increase in a new habitat where it is introduced. The population would NOT be expected to decrease until what happens?
Group of answer choices
All the pine trees in the area have been killed off. Birds that feed on insects migrate away from the area
Other insects that feed on pine bark move out of the area. The pine trees in the area begin to produce seeds
Answers
The population of pine bark beetles introduced to a new habitat is not expected to decrease until all the pine trees in the area have been killed off.
The southern pine bark beetle lives in the bark of pine trees and feeds on the tree, producing offspring within the bark. Once a tree is infested by the beetles, it will eventually die.
The population of pine bark beetles will continue to increase in a new habitat as long as there are healthy pine trees for them to infest. Other factors, such as the migration of birds that feed on insects or the presence of other insects that feed on pine bark, may affect the population of pine bark beetles in the area, but ultimately the availability of healthy pine trees is the most important factor in determining the beetle population.
When all the pine trees in the area have been killed off, the population of pine bark beetles will have no more suitable habitat and will therefore decrease.
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During transformation, the minimum number of crossing overs between the donor DNA and the host chromosome required to form stable recombinant host cells is: Group of answer choices
Answers
Transformation is the method of introducing foreign DNA into host cells using different approaches such as viral vectors, electroporation, and chemical techniques. The fundamental purpose of transformation is to modify the genetic makeup of an organism by introducing new genetic material.
The genetic makeup is modified by the process of recombination that involves the exchange of genetic material between two DNA strands that have homologous regions.The homologous regions are also known as a site of the crossing-over. The crossing-over is an exchange of genetic material between two DNA strands that creates a unique genetic material.The minimum number of crossing-overs required to form stable recombinant host cells is two. The crossing-over of two homologous regions creates a hybrid genetic material that has both the original DNA material and the introduced DNA material. The hybrid genetic material is then incorporated into the host cells through the process of recombination. The recombination is the process of exchanging genetic material between two DNA strands, and it is the most important step in transformation.The process of transformation involves several steps, including DNA extraction, purification, and amplification. The purified DNA is then introduced into the host cells, where it undergoes recombination to form a stable recombinant host cell. The number of crossing-overs required to form a stable recombinant host cell varies, but it is usually more than two. In conclusion, during transformation, the minimum number of crossing-overs between the donor DNA and the host chromosome required to form stable recombinant host cells is two, but it may be more than two depending on the genetic material being used and the host cells being transformed.
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What is the primary product of Light-independant reaction?
Answers
Answer: Oxygenic photosynthesis is composed of two stages: the light-dependent reactions and the light-independent reactions. The light-independent reactions use the ATP and NADPH from the light-dependent reactions to reduce carbon dioxide and convert the energy to the chemical bond energy in carbohydrates such as glucose.
Explanation: google
Cora has a homework assignment to create a list of examples in which energy can be shown to cause a change. Which of the following should NOT be included in Cora's assignment?
A. the Earth revolves around the Sun
B. a man stands on the surface of the Earth
C. a satellite orbits the Earth at a constant speed
D. a meteorite falls through the Earth's atmosphere
Answers
Answer:
B.a man stands on the surface of the earth
Two groups of 7th graders were tested to compare their speed solving
long division problems. One group had calculators, the other didn’t.
What is the dependent variable?
Answers
This is because it’s what’s being tested/measured
the contemporary field of _____ is devoted to the scientific study of conscious experience.
Answers
The contemporary field of "consciousness studies" is devoted to the scientific investigation of conscious experience.
This interdisciplinary field brings together researchers from neuroscience, psychology, philosophy, and other disciplines to explore the nature of consciousness and its relationship to the brain and the physical world.Consciousness studies seeks to understand how subjective experiences arise from the objective activity of the brain, and how these experiences relate to other mental processes such as perception, attention, and memory. It also explores the philosophical and ethical implications of consciousness, such as the nature of free will, the meaning of life, and the potential for artificial intelligence to achieve consciousness.
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Active Transport Active transport moves substances from a more d_______ solution to a more c (against the c This requires e solution g from Active transport allows m__________ to be absorbed into plant root hairs from very d solutions in the soil. It also allows sugar molecules to be absorbed from ________ concentra- tions in the gut into the blood which has a higher sugar concen- tration. Sugar molecules are used for cell r
Answers
Active transport moves substances from a more dilute solution to a more diluted solution (against the concentration gradient). This requires energy from the cell. Active transport allows mineral ions to be absorbed into plant root hairs from very dilute solutions in the soil. It also allows sugar molecules to be absorbed from lower concentrations in the gut into the blood, which has a higher sugar concentration. Sugar molecules are used for cell respiration and other cellular processes.
Active transport allows minerals to be absorbed into plant root hairs from very dilute solutions in the soil. It also enables sugar molecules to be absorbed from lower concentrations in the gut into the blood, which has a higher sugar concentration. Sugar molecules are used for cellular respiration and other metabolic processes in cells.
nitric oxide is unusual among animal signal molecules in that it __________.
Answers
Nitric oxide is unusual among animal signal molecules in that it is a gas. Correct answer: letter D.
Because it is highly reactive and diffuses rapidly throughout cells, tissues, and organs. It is also highly soluble in lipids, making it able to quickly penetrate cell membranes and interact with proteins and enzymes on the other side. This makes it ideal for rapid, long-range signaling.
What is nitric oxide?Is a colorless and odorless gas produced by the body. It plays an important role in the body, acting as a signal molecule in the cardiovascular and nervous systems, and also acting as an important factor in the body's defense against infection.
It has been used medically to treat a variety of conditions, including:
High blood pressure.AnginaErectile dysfunction.Nitric oxide is unusual among animal signal molecules in that it __________.
Group of options:
A) Enters the cell via a protein channel
B) Acts by directly binding to DNA
C) Binds to membrane receptors and cytoplasm receptors
D) Is a gas
E) Activates proteins by removing phosphate
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top body of water look at it between Western Europe and Northern Africa
Answers
In which direction does the moving force of air flow?
Responses
from high elevations to low elevations
from warm temperatures to cold temperatures
from areas of high pressure to areas of low pressure
from east to west
Answers
Answer:
from areas of high pressure to areas of low pressure
Explanation:
Air flows from areas of high pressure to areas of low pressure due to pressure differences.
Air molecules naturally move from an area of higher pressure to an area of lower pressure in an attempt to equalize the pressure.
This movement of air creates wind or air currents.
The air moves in the direction where the pressure gradient is steepest, which is typically from areas of high pressure to areas of low pressure.
This movement is known as the flow of air from high pressure to low pressure.
Hope this helps!
Answer:
from areas of high pressure to areas of low pressure
Explanation:
The moving force of air flows from areas of high pressure to areas of low pressure. Air moves from high-pressure zones to low-pressure zones because of the difference in air pressure. This movement of air from high to low pressure is what creates wind. The greater the difference in pressure between two areas, the stronger the wind will be. So, the correct answer is "from areas of high pressure to areas of low pressure".
A controlled scientific study examining variables is known as a
scientific ______ ?
Answers
Answer:
An experiment
Explanation:
The answer is an experiment
A controlled scientific study examining variables is known as a scientific experiment.
What is a scientific experiment?A scientific experiment is an experiment that is done to calculate or check out a reason for scientific things to happen. It is done with variables, these variables are controlled, independent, and dependent.
Scientific experiment container hypothesis, a procedure, and it is done by proper regulated method and instruments.
Now variables can be the components whose study we are doing or the variable which affects the component.
A control scientific experiment will be controlled by the scientist and it is to be checked that what time and what face of the experiment is going on
Thus, a scientific experiment is a carefully planned, multi-variable investigation.
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Fossil evidence indicates that horses have gradually increased in size over geologic
time. Which of the following terms best describes this?
a artificial selection
b directional selection
c stabilizing selection
d disruptive selection
e sexual selection
Answers
According to the given statement the following terms best describes this Directional selection.
The correct option is B.
What is an example of fossil evidence?Examples includes fossilized bones, shells, exoskeletons, animal or microbe imprints in stone, orangish objects, hair, petrified timber, oil, coal, and DNA traces. The fossil record is indeed the collection of all fossils.
What characteristics define fossil evidence?Fossils are the remains of once-living things.Rock is used to create fossils because it can fill in or replace an organism's body or imprint.Sedimentary rock, as opposed to igneous or metamorphic rock, is often the material used to create fossils.To know more about Fossil visit:
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