What is the difference between a mut-driver gene and an epi-driver gene? can driver genes have passenger gene mutations? explain
Answers
There are two main types of driver genes: mut-driver genes and epi-driver genes. Mut-driver genes are genes that are mutated in such a way that they cause cancer. Epi-driver genes are genes that are not mutated, but that are overexpressed in cancer cells.
Passenger gene mutations are mutations that are not thought to play a role in causing cancer. However, driver genes can have passenger gene mutations. For example, a driver gene may be mutated in such a way that it causes cancer, but it may also have a passenger gene mutation that does not contribute to the cancer.
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Related Questions
examples of alterations of chromosomal structures include all of the following except __________.
a. deletions b. inversions
c. aneuploidy
d. translocations
e. duplications
Answers
Examples of alterations of chromosomal structures include all of the following except c. aneuploidy.
Chromosome issues may be divided into categories: abnormalities in chromosome wide variety and chromosome structural rearrangements. Because even small segments of chromosomes can span many genes, chromosomal issues are ordinarily dramatic and frequently fatal. A trisomy is a chromosomal situation characterized with the aid of using a further chromosome. A individual with a trisomy has forty seven chromosomes rather than 46. Down syndrome, Edward syndrome and Patau syndrome are the maximum not unusual place varieties of trisomy.
Thus, option c is the correct choice.
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Vito and Bio- mean to record. (Vit/al Signs; Bio/logical) False/True
Answers
True. Both Vito and Bio- have roots that mean to record.
Vito comes from the Latin word "vita," which means life and is often used in medical terms such as "vital signs," which are measurements of a person's life functions. Meanwhile, Bio- comes from the Greek word "bios," which means life, and is used in terms like "biological," which refers to the study of life processes. Therefore, both Vito and Bio- are related to the concept of recording and monitoring the vital signs and life processes of living organisms.
True, the prefixes "Vito-" and "Bio-" are related to the concept of recording or life. In the term "Vital Signs," "Vit" refers to life, and "al" means related to, thus indicating the important signs related to life, such as pulse, temperature, respiration, and blood pressure. In the term "Biological," "Bio" refers to life, and "logical" is derived from the Greek word "logos" meaning study or science. So, "Biological" refers to the study or science of living organisms. Both terms involve recording information about living organisms or their essential life functions.
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Are protists motile? If not, how do they survive and grow/spread?
Answers
Yes, protists are motile.
While many protists have the ability to move, usually via flagella, cilia, or pseudopodia, some protists may not move throughout all or a portion of their life cycle. Many organisms have dormant stages (spores or cysts), and they obtain their sustenance through photosynthesis, absorption, and ingestion.
Protists are often watery organisms. To survive, they require a moist atmosphere. Their natural habitats include wet areas like marshes, puddles, lakes, and the ocean. Protists can exist independently.
Binary fission is the most common method of protist reproduction. Multiple fission and budding are the other two asexual reproductive processes that protists go through. Amoeba, euglena, Trypanosoma, and plasmodium are a few examples of protists that can reproduce asexually.
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in somatic cells, sister chromatids a. are identical to one another. b. are produced durng s phase. c. all of the other choices are correct. d. exist in the g2 stage of the cell cucle.
Answers
In somatic cells, sister chromatids exist in the G2 stage of the cell cycle.
D is the correct answer.
Each somatic cell contains 23 x 2 = 46 diploid chromosomes, totaling 46 in all. Each chromosome replicates itself during the S phase. This results in the production of two copies of each chromosome—one from the mother and one from the father. Sister chromatids are these identical copies.
The genetic makeup of sister chromatids is identical. That is, they are exact replicas of one another produced for cell division. The phrase "sister chromatid" is actually only used during the phases of cell division when the structures are in an X shape or when the two copies are joined by a centromere.
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When using an inoculating loop to take a sample of bacteria from a petri dish, you should ________.
A. Touch or very lightly scrape the bacterial sample
B. Manufacture their own ATP, proteins, and nucleic acids
C. Use the host cell to copy themselves and make viral proteins
D. Use the host cell to copy themselves and then viruses synthesize their own proteins
E. Metabolize food and produce their own ATP
Answers
When using an inoculating loop to take a sample of bacteria from a petri dish, you should touch or very lightly scrape the bacterial sample. The correct option is (A).
When using an inoculating loop to take a sample of bacteria from a petri dish, it is important to touch or very lightly scrape the bacterial sample to avoid damaging the agar surface of the dish. This can prevent contamination and ensure accurate results in subsequent tests.
Bacteria are single-celled microorganisms that are able to manufacture their own ATP, proteins, and nucleic acids through metabolic processes such as cellular respiration and protein synthesis.
In contrast, viruses are not capable of independent replication and rely on host cells to copy themselves and make viral proteins. They do not metabolize food or produce their own ATP.
Proper aseptic technique is essential when working with bacteria and other microorganisms to prevent contamination and ensure accurate results.
This includes sterilizing equipment such as inoculating loops, washing hands thoroughly, and avoiding contact between the inoculating loop and surfaces other than the bacterial sample.
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If biological species are defined in terms of reproductive compatibility, the formation of________________.
Answers
If biological species are defined in the terms of reproductive compatibility then the formation of a new species depends on reproductive isolation.
Reproductive isolation mechanisms are basically a collection of evolutionary mechanisms, behaviors as well as certain physiological processes which are very critical for speciation to take place. They prevent the members of certain different species from producing a offspring, or to ensure that any of the offspring are sterile.
These barriers basically help in maintaining the integrity of a species by reducing the amount of gene flow between related species. The mechanisms of reproductive isolation are genetically controlled and can also appear in species whose geographic distributions overlap or are separate. If biological species are referred to in the terms of reproductive compatibility then the formation of a new species will depend on reproductive isolation.
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.
Put the following in order from smallest to largest:
Smallest
Planet Earth
New York State
Universe
Solar System
USA
North America
Milky Way Galaxy
.
.
.
.
Largest
Answers
Answer:
smallest
planet earth
UsA
new york state
largest
the solar system
north america
universe
milky way galaxy
Explanation:
is this a riddle or something or it is a work
Which of the following support the importance of geographic isolation as stated in the article? check all of the boxes that apply. Genetically similar organisms distribution and abundance of organisms speciation of plants antarctic convergence.
Answers
Geographic isolation is a process that occurs when a physical barrier separates a population, preventing or limiting gene flow between them. The importance of geographic isolation is supported by the fact that it is a critical factor that leads to the development of new species.
In the article, the speciation of plants is mentioned as one of the factors that support the importance of geographic isolation. When populations of plants become isolated from each other, they can develop unique genetic variations and adaptations that can eventually lead to the evolution of a new species.
Additionally, the distribution and abundance of organisms can also support the importance of geographic isolation. If a species is restricted to a specific area due to physical barriers, such as mountains or water bodies, it may have a smaller population size and limited gene flow with other populations. This can result in genetic differences and eventually lead to speciation.
The Antarctic convergence is another example of geographic isolation that supports its importance. This region marks the boundary between the cold Antarctic waters and the warmer waters to the north. This physical barrier limits the mixing of marine organisms and promotes the development of unique species in both regions.
Therefore, the correct boxes to check in support of the importance of geographic isolation as stated in the article are: speciation of plants, distribution and abundance of organisms, and Antarctic convergence.
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Answer:
2; distribution and abundance of organisms
3; speciation of plants
4; Antarctic convergence
i did the test
the major significance of robert koch's work is that group of answer choices microorganisms are the result of disease. microorganisms can be cultured. microorganisms cause disease. microorganisms are present in a diseased animal. diseases can be transmitted from one animal to another.
Answers
The major significance of Robert Koch's work is that he demonstrated that microorganisms are the cause of many diseases, that they can be cultured and studied in the laboratory, and that diseases can be transmitted from one animal to another.
He developed a set of criteria, now known as Koch's postulates, which are used to establish a causal relationship between a microorganism and a disease.
Koch's work showed that microorganisms are not just present in diseased animals, but they are actually the cause of many diseases. By isolating and culturing microorganisms in the laboratory, Koch was able to demonstrate that they could be grown outside of a host and studied in a controlled environment. This led to the development of microbiology as a field of study and provided a foundation for the development of vaccines and antibiotics.
Koch's work also showed that diseases can be transmitted from one animal to another, which was a significant breakthrough in our understanding of infectious diseases. Prior to Koch's work, it was not widely recognized that diseases could be transmitted in this way. This discovery paved the way for the development of public health measures to prevent the spread of infectious diseases.
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Note: The question is incomplete. Here is the complete question.
Question: The major significance of Robert Koch's work is that:
a) microorganisms are the result of disease.
b) microorganisms can be cultured
c) microorganisms cause disease.
d) microorganisms are present in a diseased animal. diseases can be transmitted from one animal to another.
which type of proteins move needed substances or waste materials through the plasma membrane?
Answers
Transport proteins help the plasma membrane transfer both necessary and unwanted molecules.
Proteins called "transport proteins" are responsible for moving materials across cellular membranes. In the membrane itself, transport proteins create a channel or a carrying mechanism that enables their substrate to move from one side to the other. Three different classes of transport proteins are involved in assisted diffusion: channel proteins, gated channel proteins and carrier proteins. A channel protein, a subclass of transport protein, functions as a pore in the membrane by rapidly allowing water molecules or tiny ions to pass. In order to move the specific solute being transported across the membrane, carrier proteins—also known as carriers, permeases, or transporters—bind the target solute and go through a sequence of conformational changes.
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Which of the following do all living things have in common
Answers
For all living things, what is true is that they all need and use energy. Option C.
What should you know about all living things?All living things require energy to carry out essential biological processes such as growth, reproduction, movement, and maintaining homeostasis.
Energy is obtained through various means, such as the consumption of food, photosynthesis in plants, or other forms of energy acquisition in different organisms.
Energy is a fundamental requirement for the functioning and survival of living organisms.
The above answer is in response to the full question below;
Which of the following do all living things have in common
A. They all have a similar cellular organization.
B They all share the same kind of genetic material to varying degrees.
C They all need and use energy.
D They all move and grow.
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One result of meiosis is the formation of gametes. true false
Answers
One result of meiosis is the formation of gametes is true.
The development of gametes, which are specialized reproductive cells necessary for sexual reproduction, is one of the main outcomes of meiosis. Male and female gonads (the ovaries and testes, respectively) create gametes, which have half as many chromosomes as the parent cell. This is crucial because when the sperm and egg join during fertilization, the emerging zygote will have the entire complement of chromosomes.
In the course of meiosis, the diploid parent cell divides twice to give rise to four haploid daughter cells, each of which is genetically distinct. This is accomplished by random chromosome segregation during meiosis I and meiosis II, as well as a process of genetic recombination, in which homologous chromosomes exchange genetic material.
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6H20
How many hydrogens are in this formula?
6
2
0
12
Answers
Answer:
12
Explanation:
How does the nervous system influence the respiratory system? (1 point)
O regulates heart rate
O stimulates pathogen response
O controls muscle contraction
o regulates breathing rate
Answers
Answer:
The nervous system influence the respiratory system by regulating breathing rate.
Explanation:
The respiratory system is controlled by the nervous system, which consists of two branches - the sympathetic and parasympathetic nervous systems. In addition the respiratory centers of the brainstem is responsible for the regulation of breathing patterns.
If you conducted the analysis portion of Experiment 2, you calculated
the rate at which the percentage of fish with a complete pelvis
decreased in that ancient lake. Do you think the same rate of change
would apply to modern fish populations?
Answers
Answer:
ibk- xuqe- wup
only show type person come
which of the following correctly states what is occurring in this stage? chromosomes are attached to spindle microtubules and are aligned at the midpoint of the cell. spindle microtubules are starting to pull the chromosomes apart, pulling them toward the poles of the cell. chromosomes are visible, and one of the two centrosomes is starting to migrate to the other pole of the cell.
Answers
Chromosomes are threadlike structures made from protein and an unmarried molecule of DNA that serve to hold the genomic facts from cell to cell. In plants and animals (inclusive of humans), chromosomes are living within the nucleus of cells.
Two of the chromosomes (the X and the Y chromosome) determine your intercourse as male or girl while you are born. they're referred to as sex chromosomes: ladies have 2 X chromosomes. adult males have 1 X and 1 Y chromosome.
YY is not possible, due to the fact genes crucial for survival are placed on the X chromosome. (The X and Y chromosomes do not deliver best the genes that code for improvement. There are genes at the X that determine everything from cell metabolism to the formation of color receptors within the retina.)
In human beings, every cell normally carries 23 pairs of chromosomes, for a complete forty-six. Twenty-two of these pairs referred to as autosomes, look the same in both ladies and men. The twenty-third pair, the intercourse chromosomes, ranges between women and men.
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You are offered a two jobs. One has pretty good pay, but it has poor hours and boring work. The second has interesting work and excellent hours, but doesn’t pay well.
A. approach-approach conflict
B. avoidance-avoidance conflict
C. approach-avoidance conflict
D. double approach-avoidance conflict
Answers
Answer:
c
Explanation:
Explanation: 2 your just going to get fierd for not working hard intn he school
the movement of potassium into an animal cell requires
Answers
Answer:
low cellular concentrations of sodium
how does the nervous system help the excretory system maintain homeostasis?
Answers
Answer:
The nervous system maintains homeostasis by controlling and regulating the other parts of the body. A deviation from a normal set point acts as a stimulus to a receptor, which sends nerve impulses to a regulating center in the brain.
Explanation:
The nervous system keeps the body in a state of homeostasis by controlling and regulating excretory system.
What is Homeostasis?In a broad sense, homeostasis refers to a system's stability or balance. It's the body's endeavor to keep its internal environment consistent. Internal environment stability necessitates regular monitoring and modifications as conditions change. Homeostatic control refers to the balancing of physiological systems within the body.How does nervous system regulates homeostasis?Because the nervous system does not store nutrients, it must get them from the bloodstream on a regular basis. Any disruption in blood flow might result in brain injury or death.The nervous system keeps the body in a state of homeostasis by controlling and regulating the other organs. A variation from a regular set point stimulates a receptor, which transmits nerve impulses to a brain regulating area.learn more about homeostasis here:
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4
The cell membrane controls the rate at which molecules, such as water and oxygen,
enter the cell to maintain homeostasis. This rate is determined by the -
F permeability of the cell membrane
G mass of the nucleus
H stage of the cell cycle
J primary function of the cell
5
Some solutes move freely across cell membranes, while other solutes require
assistance from special gates. Passive transport and active transport are methods of
moving solutes across cell membranes.
Which of the following accurately describes the difference between passive transport
and active transport?
A Passive transport can move molecules both in and out of a cell, but active transport
cannot.
B Passive transport works against a concentration gradient, but active transport does
not.
C Passive transport does not require energy, but active transport does.
D Passive transport requires carrier proteins, but active transport does not.
Answers
Answer:
the first one is F, the permeability. the second is C
Question 4: The permeability of the cell membrane determines the rate at which molecules enter a cell.
Question 5: The statement that describes the difference between passive and active transport is "Passive transport does not require energy, but active transport does"
CELL MEMBRANE:
The cell membrane is the organelle that bounds the cell and its component.The cell membrane is referred to as a semipermeable membrane because it selectively allows the passage of molecules in and out of the cell. However, the rate at which molecules enter a cell is determined by the permeability of the cell membrane. The cell membrane is permeable to some molecules but not permeable to others.CELLULAR TRANSPORT:
The transport of substances in and out a cell can be of two types namely: active transport and passive transport. Active transport is the type of transport that involves the use of energy in form of ATP. In active transport, substance move against a concentration gradient. On the other hand, passive transport does not require energy input because movement of substances occur down a gradient. Therefore, the statement that describes the difference between passive and active transport is "Passive transport does not require energy, but active transport does".Learn more at: https://brainly.com/question/18067330?referrer=searchResults
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any material which moves across the cell membrane from an area of high concentration to areas of low concentration does so due to what process?
Answers
Answer:
Diffusion
Explanation:
How can proteins interact with dna and recognize dna sequences without unwinding the dna double helix? multiple choice question
Answers
Proteins can interact with DNA and recognize DNA sequences without unwinding the DNA double helix. How.Proteins can interact with DNA and recognize DNA sequences without unwinding the DNA double helix because of their specific DNA-binding domains. Proteins that interact with DNA can include transcription factors, DNA helicases, and DNA polymerases.
These proteins are capable of recognizing specific DNA sequences by using their specific DNA-binding domains, which can include zinc fingers, leucine zippers, helix-loop-helix, and homeodomains. These domains can interact with the DNA helix and enable proteins to recognize specific DNA sequences without unwinding the DNA double helix.
However, certain proteins can require DNA unwinding to interact with the DNA, such as DNA polymerases that use unwound DNA as a template to replicate DNA sequences during DNA replication. The mechanism that proteins use to interact with DNA sequences without unwinding the DNA.
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I need help asap!!
What skull most resembles the Homo sapiens?
What evidence from the chart led you to that conclusion?
What hominid group does the mystery skull most resemble?
What evidence from the chart led you to that conclusion?
Answers
Among all the known hominid skulls, the skull of Homo sapiens most closely resembles the modern human skull.
What skull most resembles the Homo sapiens?
However, it's worth noting that there are some anatomical differences between the modern human skull and the skulls of our earlier hominid ancestors, such as a larger brain case and smaller brow ridges in modern humans. Additionally, there are also some regional variations in the human skull, such as differences between skulls of people from different geographic regions or ethnic groups.
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What helps to regulate homeostasis?
Cell Membrane
Nucleus
Ribosomes
Cytoplasm
Answers
Answer: Cell Membrane
Which statement describes the condition of the heart at the point indicated in the electrocardiogram? The muscles of the atria depolarize. The muscles of the ventricles depolarize. The muscles of the atria repolarize. The muscles of the ventricles repolarize.
Answers
(A) The muscles of the atria depolarize describes the condition of the heart at the point indicated in the electrocardiogram.
what is electrocardiogram?An electrocardiogram, often known as an ECG, is a test that aids in calculating and graphing the electrical activity of the heartbeat. Every time the heart beats, a wave or electrical impulse travels through the organ, causing the muscles to contract and the blood to be pumped from the heart's chambers.
The P wave, which is shown by the point on the graph, represents the depolarization of the atrial muscles, which leads to atrial contraction or atrial systole.
types of electrocardiogramHolter Monitor. A Holter Monitor is a portable EKG device.Cardiac Event Monitor. Like the Holter Monitor, the Cardiac Event Monitor is a portable EKG device.Stress Test.learn more on electrocardiogram
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Which of Mendel’s laws or principles state that gametes carry one allele for each trait?
Answers
good luck to your modules
why do paramecium collect in certain areas?
Answers
Paramecium are unicellular organisms that are found in freshwater environments. They are known to collect in certain areas due to a process called chemotaxis. Chemotaxis is the movement of an organism in response to a chemical stimulus.
Paramecium are attracted to areas with a high concentration of certain chemicals, such as food or oxygen. This allows them to find resources that are necessary for their survival. Additionally, paramecium may also collect in certain areas due to the presence of other paramecium, as they are known to exhibit social behavior.
Overall, the collection of paramecium in certain areas is a result of their natural instincts to find resources and to be in the presence of others of their own kind.
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Please Need help AAs soon as possible!
What is the difference between Original Remains, and Trace Fossils? Give 3 examples of each
Answers
Answer:
Please find the difference below and their respective examples
Explanation:
Previously existing organisms leave behind evidences of their existence in form of remains that has been collected and mineralized called FOSSILS. However, the fossils of an organism (plant or animal) can either be a trace fossil or an original remain/body fossil. The difference between the two are as follows:
- An original remain is the fossilized body or body part of an organism that once existed. For example, bones, shells and fossilized leaf are examples of original remains.
- On the other hand, trace fossils refers to any form of evidence, apart from the organism's body, that suggests the presence of that organism in that particular place at a particular time. Trace fossils are said to be illustrate presence of life but indirectly (via their activities). Examples of trace fossils are burrows, tracks, marks etc.
what are the disadvantges of using fossil fuels to generate electricity
Answers
Which statement best describes the order of materials in the
fossil record?
Answers
Answer: The answer is A
Explanation:
The statement best describe the order of material in the fossil record is newer fossils are found higher than the older fossils.
What are fossils?Fossils are the remaining of the organism and plants that are preserved under soil or rocks. They are found and preserved in order to discover about former organism and plants.
Thus, the correct option is a.
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