What type of bond keeps each individual DNA strand together?
Hydrogen bonds keep each individual strands of DNA together. These bonds form between adenine and thymine, and cytosine and guanine, contributing to DNA's distinctive double helix structure.
Explanation:The type of bond that keeps each individual DNA strand together is referred to as hydrogen bonds. These bonds are formed between the nitrogenous bases of the two DNA strands, effectively linking them. For instance, adenine (A) forms a hydrogen bond with thymine (T), while cytosine (C) bonds with guanine (G). Moreover, these hydrogen bonds contribute to the distinctive double helix structure that DNA is recognized for.
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The individual DNA strands are held together by hydrogen bonds. These hydrogen bonds form between the nitrogenous bases of the two DNA strands, creating the characteristic double-helix structure of DNA.
DNA (deoxyribonucleic acid) is a long, double-stranded molecule that carries genetic information in living organisms. It has a distinctive double-helix structure, which means it consists of two long strands that wind around each other like a twisted ladder.
The hydrogen bonds form between these complementary base pairs, and they provide the specificity in DNA base pairing. This means that in a DNA molecule, if you have an adenine on one strand, it will always pair with a thymine on the other strand, and vice versa.
DNA Replication: When the cell needs to make a copy of its DNA, the hydrogen bonds between the base pairs are temporarily broken, allowing the two DNA strands to separate.
Transcription: During transcription, which is the process of making RNA from a DNA template, the DNA double helix is also temporarily "unzipped" by breaking the hydrogen bonds between base pairs.
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An atom of radon gas emits an alpha particle as shown below. Radon-222 has 86 protons and 136 neutrons. What daughter product will form from this decay?
Correct Answer: B. Polonium-218 (84 protons)
Explanation: The original atomic number of radon is 86, and the mass number is 222 (136 neutrons plus 86 protons). The emission of an alpha particle will reduce the mass number by 4 and the atomic number by 2. Therefore, radon-222 (86 protons) yields polonium-218 (84 protons).
How are the proteins used for active transport different from those used for facilitated diffusion?
A:The proteins for facilitated diffusion must attach to a carbohydrate to work.
B:The proteins used in facilitated diffusion create larger openings in the cell membrane.
C:The proteins involved in active transport must be powered by ATP to work.
D:The proteins that carry out active transport move only the largest molecules.
If we talk about active transport mechanisms, it means that the proteins basically require the use of the energy, that energy is usually in the form of adenosine triphosphate (ATP). but if we talk about the facilitated diffusion, then the solute can move from the regions of lower concentration to the region of higher concentration. In this way, the proteins used for active transport different from those used for facilitated diffusion.
Proteins used for C. active transport and facilitated diffusion are different in terms of energy requirement, direction of movement, and conformational changes.
Explanation:The proteins used for active transport are different from those used for facilitated diffusion in several ways.
The proteins involved in active transport require energy in the form of ATP to move molecules against their concentration gradient, while the proteins used in facilitated diffusion do not.The proteins for facilitated diffusion help molecules passively move down their concentration gradient through specific channels or carriers, while the proteins involved in active transport can move molecules against their concentration gradient, usually through pumps or carriers.The proteins for facilitated diffusion do not undergo any conformational changes and do not require any external energy, whereas the proteins for active transport undergo conformational changes and require ATP.Learn more about Proteins used for active transport and facilitated diffusion here:https://brainly.com/question/12792549
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What is the rock that has no exposure to chemical or mechanical weathering known as? Subsoil Topsoil Regolith Bedrock
Explain why the frog population would most likely decrease if there were a decrease in the cricket population
DNA replication or repair occurs in a cell in all of the following situations, EXCEPT when
A)
cells undergo meiosis.
B)
cells undergo mitosis.
Eliminate
C)
proteins are synthesized.
D)
cells repair damage from UV light
Answer:
C) proteins are synthesized.
Explanation:
It is only when protein is being synthesized DNA replication or repair does not take place. In rest of the situations, DNA replication and repair does take place. In fact while mitosis and meiosis, DNA repair plays a very important role. If a DNA is damaged at the time of these events and in case it is not repaired immediately then all the subsequent cells arising from such cell will have damaged DNA. Such cells with damaged DNA are not fit because they can give rise to cancer. So, our body does best to repair DNA of such cells, but if still the body fails to repair such damaged DNA then the body decides to kill such cells through apoptosis. UV light causes thiamine thiamine dimer formation which leads to a disease known as xeroderma pigmentosum. This kind of DNA can be repaired by supplying electron beams so that thiamine thiamine dimer could dissociate.
In the dash-sodium study, which amount of sodium was found to be the most effective as a daily limit?
Make sure to enter all cell reference in upper case when putting them in formulas.
a. True
b. False
The answer is true because this is essential when putting them in formulas so that the worksheet may be able to provide the values or find the values that are going to be calculated in the cell that has been provided.
If a plant uses up all the available carbon dioxide, which event will happen first?
Answer: The correct answer is -
Decrease in the rate of photosynthesis that is formation of carbohydrate (glucose) will be reduced.
Carbon dioxide (CO2) is one of the essential reactants in the process of formation of food (photosynthesis) in plants.
Photosynthesis is a process of formation of food (glucose) in green plants and algae using CO2 and H2O (water) in the presence of sunlight.
If all the available carbon dioxide is used up by a plant, the process of photosynthesis will be affected significantly, which will cause a decline in the formation of carbohydrate (glucose) in the plant.
The mother of a 10-year-old boy with mild scoliosis asks the nurse, "how long will my son have to continue his exercises before he's better?" how should the nurse respond?
(problem 22) if cancer is fundamentally a genetic disease, how might an environmental factor such as smoking cause cancer?
How do sodium and potassium leak channels play a role in the development of the negative membrane potential of the axolemma (plasma membrane of the axon)?
How can you measure the plant pieces to determine the rate of osmosis?
Do you need insulation wrapped around your fractional distillation apparatus?
Insulation releases heat, which causes molecules to move more quickly because they have more kinetic energy. Because the condenser must be cool for the vapor to transform back into a liquid.
What is Insulation wrap?The less volatile compounds, like bitumen, require a lot of energy to break down, thus they are towards the bottom of the distillation process.
Insulation would cause these compounds to vaporize, making it difficult to tell whether they are at the bottom or top because heat causes things to vaporize.
To control heat gain or loss, HVAC ductwork is encased in duct insulation wrap. It is made up of aluminum foil, joined glass fibers, and a tough (brown or white) Kraft paper face layer that are all held together by a.fractional distillation apparatus.
Therefore, insulation wrapped around your fractional distillation apparatus.
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give 2 other names for sunlight energy.
Explain the mechanism by which air masses rise and fall and how it contributes to stratospheric ozone deterioration
Air masses rise and fall due to the process known as convection. The release of industrial chemicals called chlorofluorocarbons, or CFCs, can lead to the decomposition of ozone molecules in the stratosphere, resulting in what is referred to as an 'ozone hole'. International efforts, such as the Montreal Protocol, have contributed to a decrease in ozone loss and a shrinking of the ozone hole.
Explanation:The mechanism that causes air masses to rise and fall is called convection. When the air near the earth's surface is warmed, it expands, becomes less dense, and rises. Conversely, when the air at higher altitudes is cooled, it condenses, becomes denser, and falls. This process plays a significant role in the stratospheric ozone deterioration.
Ozone (O3) is found in the stratosphere, a layer of the atmosphere that protects earth from solar radiation by absorbing ultraviolet light. However, the use of industrial chemicals known as chlorofluorocarbons, or CFCs, can lead to the depletion of these ozone molecules. Ultraviolet light causes these CFCs to decompose, producing atomic chlorine, which in turn reacts with and breaks down the ozone molecules.
This breakdown forms what is known as an “ozone hole”, an area of diminution in ozone concentrations mostly centered over the southern hemisphere. Since the 1980s, an international treaty, the Montreal Protocol, has limited the production of CFCs, contributing to a gradual decrease in size of this ozone hole, demonstrating how international action can maintain earth's habitability.
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Which of the fayum primates may be linked to the platyrrhines as evidenced by the presence of three premolars?
use the words and concepts of evaporation and condensation as well as a form of each of these words explain what happens when it rains in portland oregon
Which of the following reasons explains why electrical cords are plastic coatings with metal wires on the inside? A.Both plastic and metal have high electrical conductivity. B.Both plastic and metal have low electrical conductivity. C.Plastic has high electrical conductivity, and metal has low electrical conductivity. D.Plastic has low electrical conductivity, and metal has high electrical conductivity
The following reasons explains that electrical cords are plastic coatings with metal wires on the inside is Plastic has low electrical conductivity, and metal has high electrical conductivity, option "D" is correct.
Explain why Plastic has low electrical conductivity?Because of the fact that plastic has low electrical conductivity, makes the electrical cord safe to handle when in use.
It's like a barrier between whatever the cord is touching, and the wires inside.
Thus, option "D" is correct, Plastic has low electrical conductivity, and metal has high electrical conductivity.
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Gentoo penguins will present a mate with a pebble that they find to attract a mate. Emperor penguins have a specific call and movement that they make to attract a mate. Which type of isolation do these penguins demonstrate?
temporal isolation
behavioral isolation
geographical isolation
anatomical isolation
The answer is B behavioral isolation, I just took the test :)
Answer: Behavioral isolation
Explanation: edge 2023
Courtney is a participant in a laboratory sleep study. her eeg begins showing small bursts of electrical activity known as sleep spindles. courtney has entered _____ sleep.
Stitching of the large tissue that acts as a tendon and attaches muscles to bone is called what?
Mrs. m ate, her intestinal contents became __________ to her blood. her blood became __________ to her intestinal contents.
Explain how the hitech provisions use health it to support health care reform.
The HITECH provisions support healthcare reform by promoting the use of Health IT to improve care, decrease costs, and expand access to health insurance. This includes the adoption of EMRs and the establishment of health insurance exchanges, all underpinned by enhanced security measures.
The HITECH provisions enhance healthcare reform efforts by leveraging Health Information Technology (Health IT) to improve healthcare quality, prevent medical errors, reduce healthcare costs, increase administrative efficiencies, decrease paperwork, and expand access to affordable healthcare. Specifically, HITECH encourages the use of Electronic Medical Records (EMRs) to reduce administrative costs associated with paper records. It envisions a more efficient healthcare system where the easy exchange of health information supports better patient outcomes and cost savings. Additionally, health IT is fundamental in the establishment of health insurance exchanges that increase insurance accessibility and affordability through an organized and competitive market.
Another key focus is on security concerns in the healthcare industry. With the move towards digital records and information exchange, there are provisions for stricter security measures to protect patient information. As part of the Affordable Care Act (ACA), HITECH provisions are aimed at improving the overall health insurance system through technology, which will also influence the cost-effectiveness of care and the ability to manage population health more effectively.
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When applied to ecology, what does the new science of chaos imply?
Interactions in ecosystems can never be understood.
Balance in ecosystems never really occurs.
One small change in an ecosystem can lead to drastic results.
New conditions in ecosystems lead to predictable chang
Answer:
The correct answer is option C.
Explanation:
In ecology, chaos theory states that the ecosystem is very sensitive to any minor change and even can lead to a very drastic change in the environment. The changes can not be predicted that occur due to these drastic environmental changes.
According to this theory, the beginning state of an ecosystem is very crucial to its future development.
The major attraction of municipal bonds is their extremely low risk.
a. True
b. False
In eukaryotic cells, each stage of cellular metabolism generates a different net amount of atp. which stage directly generates the greatest number of atp molecules per metabolized glucose molecule?
In a living organism to sustain itself several process that occur is called as cellular metabolism.
Cellular metabolism utilizes reactants like food and nutrients to produce energy.
In the process of cellular metabolism electron transport chain generates the greatest number of ATP molecules per metabolized glucose molecule.ETC is a complex buried in mitochondrial layer to transport NADH and FADH₂.It is the ultimate step of cellular respiration and delivers most ATP molecules.From one molecule of glucose 38 ATP molecules are created.Therefore, Electron transport chain with the help of ATP synthase generates the greatest number of ATP molecules.
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What is the most direct way to differentiate between types of epithelial tissue
According to Mendel's _______________, one copy of a gene is passed randomly from each parent to their offspring. This is why gametes have half the usual number of chromosomes. The ______________ states that different genes are not connected. In other words, the gene for eye color is not influenced by, nor does it influence, the gene for hair color. This allows gametes to form with a random mixture of traits. The cell division that creates gametes according to these principles is known as __________.
Answer:
Law of Inheritance law of assortment meiosis.Explanation:
Gregor plant scientist, through his work on pea plants, discovered the elemental laws of inheritance.
He deduced that genes are available in pairs and area unit heritable as distinct units, one from every parent. Plant scientist half-tracked the segregation of parental genes and their look within the offspring as dominant or recessive traits.
The Principle of freelance Assortment describes however completely different genes severally cut loose each other once generative cells develop. The freelance assortment of genes and their corresponding traits was initially ascertained.
genomics can be used in agriculture to?
Genomics is used for producing genetically modified plants with better nutritional value.
What are genetically modified plants?In recent years, and still, today, genetically modified (or GM) plants have garnered a lot of media interest. Considering this, the wider populace still doesn't fully understand what a GM plant is or the benefits and drawbacks of the technology, especially in light of the variety of uses it may be put to.
Harm to the environment and risk to human health are the two primary areas of concern from the first generations of GM crops. There may be growing public worry about potential health risks when GM plants are gradually brought into the European Union.
Although "health campaigns" by the press are increasingly ubiquitous, the information they disseminate is frequently erroneous and inaccurate in light of the existing scientific data. Since doctors are frequently the first people a worried patient consults, we believe it is critical that they are knowledgeable about the state of the art and capable of giving an educated opinion.
Therefore, Genomics is used for producing genetically modified plants with better nutritional value.
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