Explanation:
Osmosis is the process in which a solvent moves from a solution of low concentration to a solution of higher concentration . A gradient is followed for this movement and once the concentration of both the solutions(on either sides of the membrane) becomes equal the solvents stop flowing.
How would you know if two organisms were closely related based off their DNA and amino acids?
Answer:
By looking for amino acid sequence differences between species, scientists can infer how closely or distantly related two species are in evolutionary time.
Explanation:
have a great day :)
You stop at an interesting outcrop of granite and spy several
flakes of genuine gold. You have just discovered an example of
a:
silicate mineral.
carbonate
sulfate
native mineral.
The correct answer is "native mineral."
Gold is considered a native mineral because it occurs in its pure, elemental form without being chemically combined with other elements.
Silicate minerals, carbonate minerals, and sulfate minerals are different types of mineral groups that contain specific chemical compositions and structures. However, gold does not fall into any of these groups and is classified as a native mineral due to its unique characteristics.
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Are data that do not support a hypothesis useful?
A. No, because the data must be inaccurate
B. No, because the data show that the experiment failed
C. Yes, because the data prove that the experiment was designed
poorly
D. Yes, because the data provide useful information that can lead to
more testing
Answer:
D
really dude, just read these types of questions the one that's really different is usually right
How do our social groups and social interactions impact our behavior?
Answer:
it makes us addict to fame and people would do anything to be higher up in the social groups
Enswer briefly, with no explanation needed! a. Cells from a tremendously weakened embryo are examined and found to have seriously depleted levels of 285, 185 and 5.85 ribosomal RNAS; however, the levels of 55 ribosomal RNA is normal in these cells are normal. If the defect resides in an RNA polymerase, which polymerase is most likely to be affected?
If the levels of 285, 185, and 5.85 ribosomal RNAs are depleted, while the level of 55 ribosomal RNA remains normal, the RNA polymerase responsible for transcribing these ribosomal RNAs is likely to be RNA polymerase I.
RNA polymerase I is responsible for transcribing ribosomal RNA genes, including the genes encoding 285, 185, and 5.85 ribosomal RNAs. It specifically transcribes the large precursor rRNA (pre-rRNA) that undergoes processing to generate mature ribosomal RNAs. If there is a defect in RNA polymerase I, it would lead to reduced or depleted levels of these ribosomal RNAs.
On the other hand, RNA polymerase III is responsible for transcribing 5S rRNA, which is a component of the 55 ribosomal RNA. Since the level of 55 ribosomal RNA is normal in the examined cells, it suggests that RNA polymerase III is not affected.
In summary, if the depletion of 285, 185, and 5.85 ribosomal RNAs is observed while the level of 55 ribosomal RNA remains normal, the most likely affected RNA polymerase is RNA polymerase I, responsible for transcribing the larger ribosomal RNA genes.
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A species of snake has evolved resistance to a poisonous newt allowing the snakes to prey on the newts. The newts have become more poisonous over time, as a result, leading to a kind of evolutionary arms race. This is an example of ____.
coevolution
mimicry
environmental resistance
commensalism
ecological succession
The newts have become more poisonous over time, as a result, leading to a kind of evolutionary arms race. This is an example of coevolution.
Coevolution is the process of evolutionary change that occurs between pairs or group of species as they interact with one another.
The predator-prey relationship is the most common type of coevolution. This involves the prey evolving so as to avoid capture and thus leading to the evolution of the predator so as to become more effective hunters.
Predator-prey coevolution is a kind of evolutionary arms race.
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who knows this answer for brainliest and 10 points?
Answer:
1/4
Explanation:
There are four outcomes:
Bb
bB
BB
bb
only one of those four have double dominant, so there is a 1 in four chance
Answer:
1/4
Explanation:
My answer got deleted for no reason. Darn content bot
B. Fill in the blanks:
1. Deficiency diseases can be prevented by eating what
Answer:
Stopping behaviors that contribute to the deficiency, such as unhealthy eating, smoking, and heavy alcohol use, can help prevent vitamin deficiency anemia. Eating a healthy diet can lower your risk of developing the condition. Some people take a daily vitamin supplement to help prevent the condition.
Answer:
They can be prevented by eating healthy food or a daily vitamin supplement to help prevent it.
Explanation:
Stopping behaviors that contribute to the deficiency, such as unhealthy eating, smoking, and heavy alcohol use, can help prevent vitamin deficiency anemia. Eating a healthy diet can lower your risk of developing the condition. Some people take a daily vitamin supplement to help prevent the condition.
I would like to say that I did not copy from the previous answer but that I just googled deficency deises and used their explenation to help with my answer and that i didn't see their answer until after I had posted mine.
what do the basal ganglia, cerebellum, and hippocampus all have in common?
The basal ganglia, cerebellum, and hippocampus all have in common that they play a role in controlling movement and balance in the human body.What are the basal ganglia, cerebellum, and hippocampus?
The basal ganglia are a group of subcortical nuclei that are primarily responsible for controlling voluntary motor movements. They are located deep within the cerebral hemispheres of the brain.The cerebellum is located beneath the cerebrum and behind the brainstem. It is responsible for regulating motor movements, balance, and posture.The hippocampus is located in the medial temporal lobe of the brain. It plays an important role in memory formation and spatial navigation.In conclusion, the basal ganglia, cerebellum, and hippocampus all have in common that they play a role in controlling movement and balance in the human body.
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The basal ganglia, cerebellum, and hippocampus each have a unique purpose, yet they are all interrelated and collaborate to support distinct elements of learning, motor coordination, and control in the brain.
Thus, a collection of brain cells called the basal ganglia are found deep inside the brain. They are extremely important for the regulation of voluntary motions. They play a role in controlling undesirable motions and synchronizing motor processes.
The cerebellum is a part of the brain that is situated behind the brainstem. As a result, motions are exact and precise and balance, posture, and muscular coordination are all maintained. A seahorse-like brain region called the hippocampus is found in the temporal lobe. It contributes to the creation and maintenance of fresh memories and spatial awareness.
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Write a short story using the vocab words: DNA, Alleles, genes, chromosomes.
Answer:
Dna Is a double stand made of two stands twist together
Explanation:
alleles is the alternative form of genes
genes are small section of dna
chromosome long.thread like structure which carries genetic information
What is the gathering of a product for marketing?
The practice of evaluating the viability of a new service or product through study done directly with potential customers is known as market research, often known as “marketing research.”
What gathering of a product for marketing?The success of your business depends on the market research you do. You can learn how your business truly meets, exceeds, or falls short of your clients' or customers' expectations by conducting ongoing market research.
Therefore, This marketing data is obtained whenever a sale is made and documented. Additionally, marketing data is gathered when a sales person enters a customer's shipping preferences into a company's customer relationship management (CRM) system.
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the immune system of a client with an infection has created complement proteins. what immunologic response is most likely to result from complement proteins?
The immune system of a client with an infection has created complement proteins. As a result of the complement proteins, the most likely immunologic response is the destruction of pathogenic bacteria, virus-infected cells, and foreign cell surfaces.
Complement proteins are a group of plasma proteins that are involved in the immune system's defense mechanism. They are activated during an immune response, and they play a role in the destruction of foreign pathogens, inflammation, and blood clotting. These complement proteins can be activated through three pathways. The classical pathway, which is triggered by antibodies; the alternative pathway, which is activated by microbial surfaces, and the lectin pathway, which is activated by lectin binding to carbohydrates on pathogens.
Complement proteins serve a critical role in immunity by promoting phagocytosis, increasing inflammation, and destroying pathogens directly. The most common complement activation pathway is the alternative pathway, which is triggered by the presence of pathogens.
As a result, pathogenic bacteria, virus-infected cells, and foreign cell surfaces are destroyed by complement proteins. To summarize, complement proteins' most likely immunologic response is the destruction of pathogenic bacteria, virus-infected cells, and foreign cell surfaces.
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why are gpi linked proteins less likely to be removed from a bilayer than are proteins with other lipid anchors
GPI-linked proteins are less likely to be removed from a bilayer compared to proteins with other lipid anchors due to the nature of their attachment to the membrane.
GPI (glycosylphosphatidylinositol)-linked proteins are attached to the cell membrane through a lipid anchor called GPI. This anchor is unique in that it forms a covalent bond with the protein, creating a stable and irreversible attachment.
The GPI anchor consists of a lipid tail that integrates into the membrane's hydrophobic core and a glycan moiety that extends into the extracellular space. This structure provides a strong association between the protein and the lipid bilayer, making it less likely for GPI-linked proteins to be removed or released from the membrane.
In contrast, other lipid anchors, such as fatty acylation or prenylation, rely on weaker non-covalent interactions, making them more susceptible to detachment or diffusion within the membrane.
Therefore, GPI-linked proteins exhibit greater stability and persistence in the lipid bilayer.
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how are glycolysis, ethanol fermentation, and lactate fermentation all related? a. all are regulated by the atp/adp mass-action ratio. b. all three produce carbon dioxide. c. all can proceed in the absence of oxygen. d. all require pyruvate. e. all three produce nadh
The glycolysis pathway breaks down glucose into two pyruvate molecules and produces two ATP molecules, two NADH molecules, and two molecules of water. So, the correct answer is option e.
Pyruvate is transformed into ethanol and carbon dioxide during the anaerobic process of ethanol fermentation, with NADH being recycled back into the glycolysis pathway.
Pyruvate is transformed into lactic acid during the lactate fermentation process, and NADH is recycled back into the glycolysis route as well. NADH is a by-product of all three processes, including glycolysis, ethanol fermentation, and lactate fermentation.
Having the ability to give electrons to other molecules, the potent reducing agent NADH can provide energy for metabolic processes.
As a result, NADH is crucial in supplying cells with energy when there is no oxygen present.
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What health and environment factors negatively impact the flow of blood through the body?
Answer:
Certain types of Air pollution, Diseases
Explanation:
Environmental factors
Carbon monoxide is produced when fuels such as gas, oil, coal and wood do not burn fully. The increase of factories and manufacturing stations globally increases the chances of one inhaling carbon monoxide. When inhaled the carbon monoxide binds the haemoglobin in the blood increasing the chances of heart failure and brain damage.
Health factors
Health conditions such as Obesity, Diabetes can contribute to poor blood flow in the body. If someone were to suffer from obesity they would consequently have fatty deposits in the lining arteries. These deposits shrink the space that blood can pass through arteries. This means the heart has to pump blood harder to achieve the same task as someone able bodied. This dangerous because the heart would be at more risk of failing under the strain of the excess mass.
The bladder is in the _____ region. a. hypogastric b. right lumbar c. left lumbar d. epigastric
The bladder is in the hypogastric region.
Hypogastric Region- The structures around the pelvic bone are located in the hypogastric area. These include the prostate in men and the womb and ovaries in women, as well as the bladder, a section of the colon and rectum, the anus, and several reproductive system organs.
Bladder- A little above and behind pubic bone in the pelvis, the urine bladder is a muscular sac. The bladder is roughly the size and shape of a pear when it is empty. The kidneys produce urine, which then passes via capillary called ureters and into the bladder. Urination can be restricted and rare because to the bladder's ability to hold pee.
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What is disruptive selection?
In nature, not all individuals in a biological population has the same reproductive success. Additionally, the reproductive succes of an individual may be related to a heritable trait. Disruptive (natural) selection is operating when indivuals with extreme values for an heritable trait have a greater reproductive succes that the ones with intermediate values for the same trait.
how is a leopard frog like a human?
Answer: They scream when being killed
Explanation:
Leopard frogs (genus Lithobates) and humans (Homo sapiens) are both living organisms and share certain characteristics as part of the animal kingdom.
Few points of comparison between leopard frogs and humans:
1. Classification: Leopard frogs and human beings are both considered to be vertebrates, which means they both have a backbone and are within the phylum Chordata.
2. Body Structure: Both leopard frogs and humans have a bilateral symmetry, meaning their bodies can be divided into two equal halves.
3. Sensory Organs: Both have sensory organs such as eyes, ears, and a sense of touch, allowing them to perceive their environment.
4. Reproduction: Both reproduce sexually, with males and females coming together to produce offspring.
5. Respiration: Humans and leopard frogs both have a respiratory mechanism that enables oxygen inhalation and carbon dioxide exhalation. However, the two species' unique respiratory structures and systems are different.
6. Homeostasis: Leopard frogs and human beings both work to keep their internal environments in balance and homeostasis by controlling things like body temperature, pH levels, and metabolic activities.
Thus, similarities are seen in their body structure, sensory organ, reproduction, respiration, and Homeostasis.
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Stage of cell division and a reason for your answer
Answer:
This is 'crossing over'.
Explanation:
The chromosomes are crossing over and exchanging regions.
Which structure is represented by the letter C?
Choose 1 answer:
A
Chloroplast
B
Mitochondria
C
Vacuole
D
Nucleus
Answer:
A. Chloroplast
Explanation:
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Answer:
A chloroplast
Explanation:
Bears and wolves eat deer, boar, sheep, and other livestock. If the bear population in an ecosystem decreases, what would be the effect on the deer population?
Answer:
there would be an increas in deer population
Explanation:
Answer:
the answer is C
Explanation:
In which phase of the cell cycle does the cell spend the least amount of time
Answer:
anaphase
Explanation: The third phase is anaphase. This phase only takes about 0.8 percent of the cell cycle to complete, which is the shortest time required out of all the phases. During anaphase the sister chromatids, or the two identical parts of a chromosome, are pulled apart to opposite ends of the cell by the spindle fibers.
What is the phenotype of a black cat?A. blackB. bbC. BB or BbD. bb
We can assume that the black color of the cat is given by a dominant allele (B). We also have to consider that this is a tricky question, since they ask about the phenotype (trait, like color), instead of the genotype (alleles to a particular gene, like BB, Bb, or bb).
So the phenotype of a black cat is black, or the A answer option.
Visceral pain results from all the following exceptA) cutting of an organ. B) chemical irritation of an organ.C) inflammation of an organ. D) excessive stretch of an organ.
Visceral pain results from all the following except excessive stretch of an organ, which is option D.
Visceral pain is pain that originates from the organs and is often described as dull, cramping, or aching.
This type of pain can result from a variety of causes, including cutting of an organ, chemical irritation of an organ, and inflammation of an organ.
However, an excessive stretch of an organ is not a common cause of visceral pain. Instead, an excessive stretch of an organ typically results in a different type of pain known as mechanical pain.
Mechanical pain is characterized by sharp or stabbing sensations and is often associated with injuries or trauma to the body.
Therefore, the correct answer to the question is D, an excessive stretch of an organ.
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all of the following are environmental impacts of commercial farming except
a. over harvesting of ocean fisheries b. contribution to the urban heat island effect
c. dofrestation
d. erosion of top-soil
e. chemical contamination of drinking water
B) Contribution to the urban heat island effect is not typically considered an environmental impact of commercial farming.
Commercial farming can have significant environmental impacts, including overharvesting of ocean fisheries, deforestation, erosion of topsoil, and chemical contamination of drinking water.
Overharvesting of ocean fisheries can lead to depletion of fish populations and disrupt marine ecosystems. Deforestation is often a result of clearing land for agricultural purposes, which can lead to soil erosion, loss of habitat for wildlife, and increased greenhouse gas emissions. Soil erosion can lead to the loss of topsoil and reduce soil fertility, affecting crop yields and water quality. Chemical contamination of drinking water can occur when pesticides, herbicides, and fertilizers used in farming practices leach into groundwater and surface water sources.
The urban heat island effect is a phenomenon in which urban areas experience higher temperatures than surrounding rural areas due to the absorption and retention of heat by buildings and pavement. While commercial farming can contribute to greenhouse gas emissions and climate change, it is not typically considered a direct cause of the urban heat island effect.
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With Mitosis, The daughter cells are genetically___?
Answer:
With mitosis, the daughter cells are genetically identical to each other, and to the parent cell.
Explanation:
The process in which a single parent cell divides into two new genetically identical daughter cells having the same amount of chromosomes as that of parent cell is called mitosis.
Plants absorb nutrients from soil, and nutrients help plants grow. Which level of organization best describes this interaction between plants and soil?
Answer:
The three processes that are responsible for nutrients from the soil reach the plant root system: diffusion, mass transport, and root interception. The influence of soil physical conditions on the absorption of nutrients is shown for soil water content, temperature, soil aeration, and root development. This shows that plants and soil are inter related which each other . if their is no soil then plant would not grow
Explanation:
Like my answer, or comment if it has helped!
Answer:
ecosystems on edge
Explanation:
1. Clots in our blood can lead to a heart attack or stroke by blocking blood flow. If a clot were made up of a mass of protein, what changed in the proteins to cause them to form the clot?
2. A pharmaceutical company hires a chemist to analyze the purity of the water being used in its drug preparations. If the water is pure, the chemist would expect to find
When a protein becomes denatured, it loses its biological function, shape, and folding structure and Pure water is free of any bacteria, chemicals, minerals, and other impurities that might interfere with the drug's chemical stability, quality, or purity
1. Clots in our blood can lead to a heart attack or stroke by blocking blood flow. If a clot were made up of a mass of protein, the change in the proteins that cause them to form the clot is the denaturation of the proteins. Denaturation is the process of altering a protein's three-dimensional structure, thus disrupting its normal biological function. It may be caused by an increase in temperature, a change in pH, or the presence of certain chemical substances. When a protein becomes denatured, it loses its biological function, shape, and folding structure.
2. If the water is pure, the chemist would expect to find a pH of 7.0 or a concentration of hydrogen ions equal to the concentration of hydroxide ions (neutral). For a pharmaceutical company, pure water is critical since the water used in its drug preparations can impact the drug's effectiveness and safety. Pure water is free of any bacteria, chemicals, minerals, and other impurities that might interfere with the drug's chemical stability, quality, or purity.
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-. How does the growing number of industries affect the environment? Also give the examples from your surroundings or nearby.
Answer:
Explanation:
becase of factorys water pollution and air polluction are also affecting the envoinment and cuuting the trees by humans making inbalance in envoirnment
The heliocentric theory suggest ____.
Answer:
The heliocentric theory suggest that the sun is the central body of the solar system and perhaps of the universe. Everything else (planets and their satellites, asteroids, comets, etc.) revolves around it. The first evidence of the theory is found in the writings of ancient Greek philosopher-scientists.
Explanation:
hope it helps!
Answer:
Earth and planets revolve around the Sun at the center of the Solar System