Answer:
thymine
Explanation:
Adenine always bonds with thymine, and cytosine always bonds with guanine. The bonding causes the two strands to spiral around each other in a shape called a double helix.
The component that bonds with Adenine in a section of double-stranded DNA is THYMINE.
Deoxyribonucleic acid (DNA) is a double-stranded molecule composed of two long chains of nucleotides, which are linked together by hydrogen bonds.In DNA, there are four types of nucleotides that contain four different nitrogen bases: Adenine, Guanine, Cytosine and Guanine.According to the base pair rules, Guanine always pairs with Cytosine via three hydrogen bonds, whereas Thymine always pairs with Adenine via two hydrogen bonds.In conclusion, the component that bonds with Adenine in a section of double-stranded DNA is THYMINE.
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While Earth’s atmosphere contains greenhouse gases, Earth does not experience runaway warming, as on Venus, because
A-Earth’s mass is not sufficient to provide gravity to hold a dense enough atmosphere
B-Earth is far enough from the sun to avoid having too much greenhouse gas
C -Earth’s atmosphere is 99% oxygen and nitrogen, which are not greenhouse gases
D -Albedo from Earth’s cloud deck reflects 99% of the sun’s radiation
B ig and C too...............
having no natural protection against bad weather is called ?
Answer:
tornadoes and severe storms and where to find disaster-related resources
Explanation: Damage caused by flooding, earthquakes and hurricanes is generally not covered by your regular home owner's policy, but can be purchased separately.
Help me please please help me
Answer:
The first one
Explanation:
A thesis is a statement or theory not a question.
Can some plaz help me with this project ASAP WILL GIVE BRAINLIEST IF ACTUAL EFFORT PUT IN AND DECENT LENGTH
Population Growth
Project: Analyzing Factors That Affect Carrying Capacity and Biodiversity
In this assignment, you will use simulations to analyze how climate, resources, and habitat size affect
carrying capacity. You will then look at another simulation to analyze the effects of certain factors that
affect biodiversity and populations. Finally, you will write and revise a conclusion on how human activity
affects biodiversity.
Background Information
Population growth is the change in size of a group of organisms of the same species over time. It is
affected by four factors: birth rate, death rate, immigration, and emigration.
Carrying capacity is the maximum total population that an area can support. Carrying capacity limits
population growth and is affected by competition for food, water, shelter, or mates, and threat of
predators, disease, and parasites. Carrying capacity may be affected by one or a combination of these
factors.
Biodiversity is the total variety of organisms that live in the biosphere. Biodiversity is affected by the loss
of habitat, introduction of invasive species, pollution, and/or human activities.
Answer:
Question 1: How does increasing the size of the habitat affect carrying capacity? Explain your answer. Recall the scenarios: 0–15 years, Little land; 15–30 years, Moderate land; 30–45 years, Ample land.
Population numbers self-regulate to some extent since mortality rise when a population exceeds its carrying capacity. Carrying capacity is affected by disease, competition, predator-prey interactions, resource usage, and the number of populations in an ecosystem.
Explanation:
Question 2: How and why did changes in the environmental conditions affect carrying capacity in this scenario? Recall the scenarios: 0–15 years, Harsh winter; 15–30 years, Harsh winter and Cold spring; 30–45 years, Harsh winter, Cold spring, and Hot summer.
The carrying capacity of an environment is also affected by conditions within or adjacent to it. If the environment is adjacent to a human population, for example, this may have an impact on its carrying capacity. Pollution can also have an impact on the carrying capacity of an environment.
Question 3: If there were no other changes in the habitat, would the value under “Larger Than Ample” be correct? Why or why not
Climate change isn't only about global warming. While it is true that temperatures would rise during the summer months, it is also feasible that the winter months would be even colder. As a result of this effect, the winters will be exceptionally cold from year 0 to 15.
Question 4: Suppose there were changes in the habitat that caused this actual value. What might a combination of those changes be
Assume that the climate in a habitat shifts. The amount of precipitation reduces by 20% over time. It will have an impact on the habitat because species that have adapted to drier climates will supplant those that are less suited to the new climate. This best circumstance explains the cause for adaptation, and those that adapted rapidly will replace those who found it difficult to adapt, resulting in the extinction of species as those who can thrive will be able to cope with the rapid shift in the environment. The most fittest survive in the new environment, according to Charle's Darwin thesis.
Question 5: How would you describe the effect of a 1°C increase of temperature on the biodiversity of the habitat in terms of number of populations and number of individuals in the populations? Use evidence from your graph and table to support your answer
The graph and table in the supplied question were not provided, nor could they be found anywhere, hence the question was answered based on prior knowledge. Earth's species can adapt to their surroundings, however adaptation in organisms can take thousands to tens of thousands of years. However, for the last 200 years, a consistent rise in temperature has been recorded.
The thermal limits of species residing in the tropics, equator, and poles have already been altered. If the global average temperature rises by one degree Celsius, the number of people on the globe will drop. The population of a species will decline as the number of individuals decreases.
Bacteria use ________ to break down hydrocarbons during bioremediation, just as humans use them to digest food.
Answer:
nitrogen-fixing hydrocarbon-degrading bacteria
Explanation:
Researchers have found that using nitrogen-fixing hydrocarbon-degrading bacteria to improve the bioremediation efficiency was another good strategy instead of providing nitrogen sources (Thavasi et al., 2006).
regulate blood flow into the capillary bed and respond to local chemical conditions. If the tissue is metabolically active, they would _________________________ in diameter to allow flow into the tissue. If the tissue is not metabolically active, they would _________________________ in diameter and blood would be __________________________ through the capillary bed. What are the changes in the tissues and what is a byproduct when there is active metabolism
Pre capillary sphincters regulates the blood flow into the capillary bed and respond to local chemical conditions. If tissue is metabolically active they would increase in diameter to allow flow into the tissue. If the tissue is not metabolically active they would decrease in diameter and blood flow would be decreased through the capillary bed.
When the metabolism is operating, changes are created.
1. An increase in adenosine concentration
2. a rise in carbon dioxide levels there.
3. A rise in lactic acid levels.
4. A high pH.
5. A decrease in oxygen content
After the tissue has been removed, the metabolism of the tissue slows down. The recorded variances must take these potential variables into consideration because the temperature drops often. The tissue may be stabilized in a live condition in vitro if it is sustained by temperature and perfusion systems.learn more about tissue metabolism here: https://brainly.com/question/14422941
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Pre-capillary sphincters regulate the blood flow into the capillary bed and respond to local chemical conditions. If tissue is metabolically active it would increase in diameter to allow flow into the tissue. If the tissue is not metabolically active it would decrease in diameter and blood flow would be decreased through the capillary bed.
What are Pre-capillary sphincters?A precapillary sphincter is a band of pericytes or smooth muscle-like contractile mural cells that regulates blood flow into capillaries. They were once believed to solely exist in the mesenteric microcirculation, where they had been first described.
Changes take place while the metabolism is active.
A rise in the level of adenosineA spike in the area's carbon dioxide levels.An increase in blood lactate levels.A high pH. A drop in oxygen concentrationThe tissue's metabolism slows down after it has been removed.
Since the temperature drops frequently, the reported variations must take these potential variables into account.
If the tissue is maintained via temperature and perfusion systems, it may be stabilized in a living state in vitro.
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During meiosis, which of the following allows for variations in alleles in the gametes
formed?
A) homologous chromosomes stay together
B)chromosome crossover
C)daughter cells identical to parent cells
D)Genetic drift
Answer:
D. I'm pretty sure at least
Will mark brainiest ; worth 24 points ; please help And also can you separate them by claim , evidence and reasoning
Based on the evidence, Sample B is a better choice for a marathon runner before a big race.
What makes Sample B better?Claim: Sample B is a better choice for a marathon runner before a big race.
Evidence:
Sample B has more calories, carbohydrates, and protein than Sample A.Marathon runners need a lot of calories, carbohydrates, and protein to fuel their long runs.Carbohydrates are the body's main source of energy.Protein is needed for muscle repair and growth.Reasoning:
Sample B has more of the nutrients that marathon runners need to fuel their long runs and recover from their races. Therefore, Sample B is a better choice for a marathon runner before a big race.
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what is the overall purpose of photosynthesis
Answer:
The primary function of photosynthesis is to convert solar energy into chemical energy and then store that chemical energy for future use. For the most part, the planet’s living systems are powered by this process.
Explanation:
A minute blood vessel between the arterial and venous systems is known as a(n):
A minute blood vessel between the arterial and venous systems is known as a capillary.
Capillaries are the smallest blood vessels in the body and play a crucial role in facilitating the exchange of oxygen, nutrients, and waste products between the blood and surrounding tissues. They form a network throughout the body, connecting arteries to veins. Capillaries have thin walls consisting of a single layer of endothelial cells, allowing for efficient diffusion of substances.
Their small size and extensive distribution enable them to reach nearly every cell in the body, ensuring adequate oxygen and nutrient supply and removal of waste products. Capillaries also participate in regulating blood flow and blood pressure through mechanisms such as vasoconstriction and vasodilation.
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What is secondary
endosymbiosis?
A. a eukaryote envelops another
eukaryote
B. a prokaryote preys upon a
prokaryote
C. a prokaryote engulfs a eukaryote
D. a eukaryote overtakes a prokaryote
Answer:
Secondary endosymbiosis is when a living cell engulfs another eukaryote cell that has already undergone primary endosymbiosis. It has happened often enough that it has led to genetic diversity among the organisms on Earth.
Explanation:
Examples are nitrogen-fixing bacteria (called rhizobia), which live in the root nodules of legumes; single-cell algae inside reef-building corals, and bacterial endosymbionts that provide essential nutrients to
this part of the investigation that a variable is not applied is______
in human body, the ______________ is located in the same coronal plane as the anterior superior iliac spine.
In human body, the Pubic tubercle is located in the same coronal plane as the anterior superior iliac spine.
The anterior superior iliac spine (ASIS) is a bony protrusion of the iliac bone that serves as an essential marker in surface anatomy. It refers to the pelvic iliac crest's anterior extremity. It serves as an attachment point for the inguinal ligament and the sartorius muscle.
The tensor fasciae latae muscle joins to the lateral side of the superior anterior iliac spine as well as the iliac tubercle around 5 cm distant.
The anterior superior iliac spine is the anterior extremity of the pelvic iliac crest. This is an important surface marker that may be felt. It serves as an attachment point for the inguinal ligament, sartorius muscle, and tensor fasciae latae muscle.
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Which of the following acids is not used to destroy or inhibit microbial cells in food?
A. acetic acid
B. benzoic acid
C. lactic acid
D. phosphoric acid
E. propionic acid
Phosphoric acid is not commonly used to destroy or inhibit microbial cells in food. Instead, it is more often used as a flavor enhancer and pH adjuster in food and beverage products.
Acetic acid, benzoic acid, lactic acid, and propionic acid are all used as food preservatives to prevent spoilage and inhibit the growth of bacteria, yeast, and mold. Acetic acid is commonly found in vinegar, while benzoic acid is often used in acidic foods like pickles and carbonated drinks.
Lactic acid is naturally produced during fermentation and is commonly used in dairy products and baked goods. Propionic acid is commonly used in bread and cheese products to prevent mold growth.
Therefore, option D is the correct answer.
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HELP PLEASE!!
Your assignment is to write a narrative detailed explanation of both photosynthesis and cellular respiration and submit it to be reviewed. It must contain all the following terms:
reactants
products
carbon dioxide
oxygen
sunlight
ATP
glucose
water
roots
stomata
mitochondria
chloroplast
chlorophyll
producers
consumers
and the correct equations for both processes
1,2,3,5,10,11
Explanation:
because they produce a pigment called chlorophyll
ITS AN EMERGENCY PLEASE HELP ME ANSWER THESE 2 questions !!!!!!
Answer:1. D 2.A
Explanation: I am taking this class and I had a test with both of these questions and got it right
Which drug class is used to slow the movement of gi contents, causing a decreased ability for muscles to contract?.
Answer:
Anticholinergic drugs are common ingredients in antidiarrheal medications because they significantly decrease intestinal motility and secretions.
Anticholinergics drug class is used to slow the movement of gi contents, causing a decreased ability for muscles to contract.
What are anticholinergics?Anticholinergics are a type of medication which blocks the action of a neurotransmitter known acetylcholine. Acetylcholine transfers signals between cells that affect specific bodily functions. As anticholinergics can affect a variety of functions, including digestion, urination, salivation, they can help treat many conditions.
The medication blocks acetylcholine from causing involuntary muscle movements in the gastrointestinal tract, lungs, urinary tract, and other areas of the body.
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How do evolutionary biologists view the notion of biological ""progress""?.
Evolutionary biologists do not view the notion of biological "progress" in a teleological sense, meaning that they do not believe that evolution has a predetermined endpoint or goal.
Instead, they view evolution as a process of change and adaptation over time, driven by natural selection and other evolutionary mechanisms. From this perspective, organisms are not inherently "better" or "more advanced" than their ancestors or other species. They may be better adapted to their current environment, but this is not necessarily a reflection of some kind of intrinsic superiority. Additionally, traits that may seem advantageous in one context may not be in another, so there is no universal standard of progress or improvement in evolution.
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Predict what might happen if the cell membrane did not have the nonpolar layer.
_________ conducted experimental ablation in animals, whereas ________ applied the concept experimental ablation to humans
Medications that need to enter the central nervous system to reach their site of action should have what property
Medications that need to enter the central nervous system to reach their site of action should have Lipophilicity property.
Lipophilicity is a biological word which mainly refers to the ability of a chemical compound which is dissolving in fats, oils, lipids, and non-polar solvents.
Lipophilicity is the key property in transport processes, which includes (intestinal absorption, membrane permeability, protein binding, and distribution to different tissues and organs, including the brain also ).
Examples of lipophilic substances which includes----- fat-soluble vitamins, hormones, amino acids, hydrocarbon compounds, etc. examples of hydrophilic substances are-- alcohols, sugars, salt, soap, etc.
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I need this very fast!!
The ease with which humans travel across the globe is likely to
increase _____?
- natural selection
- gene flow
- mutation
- genetic drift
The ease with which humans travel across the globe is likely to increase gene flow.
Gene flow is the transfer of genetic variation from one population to another. When individuals from one population migrate to another and interbreed with the individuals in that population, they introduce new genetic variation into the population. As humans travel more frequently and to farther distances, the likelihood of gene flow between different populations increases.
In its general use, gene flow describes the seasonal movement of individuals from one region to another, in search of better conditions, or with the purpose of reproduction. However, for an evolutionary biologist, migration involves the transfer of alleles from a set of genes between populations.
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sensory receptors in your vestibular sacs enable you to maintain your sense of
The sensory receptors in the vestibular sacs enable us to maintain our sense of equilibrium by detecting the movement of fluid within them and transmitting this information to the brain. This helps us to stay upright, maintain balance, and navigate through our environment.
Sensory receptors in your vestibular sacs enable you to maintain your sense of equilibrium. The vestibular sacs are situated in the inner ear and are a vital component of the vestibular system that is responsible for maintaining balance and spatial orientation. These small, fluid-filled sacs contain tiny hair cells that are sensitive to the movement of the fluid as we move around.
The vestibular sacs consist of two small pouches, the utricle and saccule. The utricle is located horizontally, and the saccule is oriented vertically. They work together with the semicircular canals to provide sensory information to the brain that is necessary to maintain our balance and spatial orientation.
When we move our head, the fluid inside the vestibular sacs moves in response to the movement, causing the tiny hair cells to bend. This bending of hair cells generates electrical impulses that are transmitted to the brain via the vestibular nerve. The brain uses this information to determine the orientation of the body and the direction of movement.
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i need help please. my grades are going downhill please help by
Answer:
see below
Explanation:
control variable- what is staying the same
dependent variable- what you are measuring
independent variable- what is changing
same motor- control
increase in voltage- independent
how fast electric motor turns- dependant
Hope this helps!
.Why does the heat radiation given off by the ground increase in the early
afternoon?
Answer:
More Direct Sunlight
Explanation:
The Sun is in the middke of the sky therefore giving more direct sunlight
The ______ of photosynthesis are the _______ of cellular respiration meaning their equation are the same but _______ of each other. The processes and all of life _______ on each other for survival.
Answer: The products of photosynthesis are the reactants of cellular respiration meaning their equation are the same but in direct opposite of each other. The processes and all of life depend on each other for survival.
Explanation: feel free to let me know if im wrong
b. Layers of rock are moved by forces beneath Earth's surface.
c. Most geological processes operate extremely slowly.
d. The processes that changed Earth in the past are different from the processes that
operate in the present.
3. Circle the letter of each sentence that is true about Lyell's work.
a. His book, Principles of Geology, was published after Darwin returped from his voyage.
b. His work explained how awesome geological features could be built up or torn down
over long periods of time.
Answer:hey reasoned that all rocks that were laid down in layers in large part were laid down under or by water or action by a fluid. They later discovered that both water and wind laid down the materials that later became lithified to become rocks.When these rocks were deposited as sediments, this area was most likely (1) under the ocean (2) a desert between high mountains (3) repeatedly covered by lava flows (4) glaciated several times Both organisms that formed the fossils found in rock layers 3 and 4 (1) lived during the same period of geologic time (2) lived in polar regions
A scientist tests a small section of a carrot root to determine which molecules were
present. The basic results showed that the molecules contained carbon, hydrogen
and oxygen, with some arranged in a ringed pattern, providing structure and energy
to the root. What inference can be made from this data?
The molecules are a type of carbohydrate
The carrot root is mainly composed of proteins
The carrot contains some type of sugar
Both A and C are correct
Both A and C are correct.
Each cell in a plant is enclosed by the cell wall, an intricate extracellular matrix. In 1663, Robert Hooke became the first person to distinguish between and name different types of cells thanks to the thick cell walls of cork, which were visible under a crude microscope. The extracellular matrix created by animal cells is typically thinner, weaker, and—most importantly—less rigid than the walls of nearby plant cells, which are cemented together to form the entire plant. Early plant cells gave up their ability to crawl and embraced a sedentary lifestyle by developing rather solid walls that can be up to many micrometers thick. This lifestyle has survived in all current plants.
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The _____ of the respiratory system consists of a series of interconnecting cavities and tubes both outside and within the lungs that filter, warm, and moisten air and conduct air into the lungs.
The conducting zone of the respiratory system is a series of interconnected cavities and tubes outside and inside the lungs that filter, warm, humidify, and direct air to the lungs.
The respiratory system functionally he can be divided into two zones. The conducting zone (nose to bronchioles) provides the conduction pathway for inspired gases and the respiratory zone (alveolar ducts to alveoli) where gas exchange takes place.
The conducting zone consists of all structures that allow airways to enter and exit the lungs.
Nasal cavity, pharynx, trachea, bronchi, and most bronchioli. The conducting zone, which includes everything from the nose to the smallest bronchiole, allows air to enter and exit the lungs. The respiratory zone includes respiratory bronchioles and alveoli, which move breathing gases, oxygen and carbon dioxide, into and out of the blood.
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