Answer:
The kidney, it derives food of nutrients. When you drink alcohol this is effected.
The Sun appears to move across the sky each day. What causes this?
Answer:
The earth is turning.
Explanation:
when the earth turns it causes the sun to move from one part of the sky to the other. The earth revolves around the sun. So when it become night time for example, the sun is just on the other side of the earth.
Which one is it?
The correct number of chromosomes is maintained during fertilization in sexual
reproduction by -
A - mitosis, which maintains the number of chromosomes in the daughter cells
B- half of the chromosomes being destroyed immediately after fertilization of the gametes.
C - meiosis, which reduces the chromosome number of the gamete by one half
D - chromosomes being copied immediately after fertilization of the gametes.
Answer:
D.
Explanation:
In humans when the haploid sperm and egg cell join in fertilisation the resulting zygote has a total of 46 chromosomes the correct number to develop. By having gametes which are haploid, when the gametes combine, diploid cells are maintained.
During the citric acid cycle what happens to acetyl-CoA?
Answer:
The citric acid cycle: In the citric acid cycle, the acetyl group from acetyl CoA is attached to a four-carbon oxaloacetate molecule to form a six-carbon citrate molecule. Through a series of steps, citrate is oxidized, releasing two carbon dioxide molecules for each acetyl group fed into the cycle.
Explanation:
A force of 500 N acts over an area of 10 m2. Use the
formula to calculate the pressure.
Pressure = Force / Surface Area.
500/10 = 50. The units is N/m²
=50 N/m²
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Answer:
Cell X
Explanation:
Cell X is the only cell that has chloroplasts, a pigment found in leaf cells of plants / sometimes other parts may have too. Animal cells almost never have chloroplasts
Place each feature into the appropriate category according to whether they are typical of xylem or phloem Sieve-tube elements Xylem Phloem Cells are dead at maturity Tracheids Vessel elements Lignified cell walls Relatively thin cell walls Cells living at maturity Transport water Transport sugars Companion cells Fibers that provide structural support
The studies shows that there is no significant difference in length between male and female newborns.The mean length for females is 21.1 inches with a standard deviation of 1.31 inches, while the mean length for males is 20.8 inches with a standard deviation of 1.13 inches.
Features Xylem Phloem
Cells are dead at maturity ✓
Tracheids ✓
Vessel elements ✓
Lignified cell walls ✓
Relatively thin cell walls ✓
Cells living at maturity ✓
Transport water ✓
Transport sugars ✓
Companion cells ✓
Fibers that provide structural support✓
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what is the function of the capillaries? to temporarily store blood that isn't being circulated to carry blood toward the heart to act as a zone of diffusion between blood and tissues to carry blood away from the heart
The function of capillaries is to act as a zone of diffusion between blood and tissues.
Capillaries are tiny, blood vessels with thin walls that link arteries and veins. Because of the thinness of its walls—just one cell—the blood and tissues around it may exchange nutrition, oxygen, and waste products.
Throughout the body, capillaries are essential for the supply of nutrients and oxygen to cells. Oxygen and nutrients permeate from the blood and into the surrounding tissues as it passes through capillaries. Furthermore, wastes like carbon dioxide and metabolic byproducts seep into the blood from the tissues and are then transported elsewhere for processing and removal.
In conclusion, capillaries' main job is to serve as a point of exchange between blood and tissues, enabling the delivery of nutrients and oxygen as well as the elimination of waste.
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SOMEONE ANSWER THIS PLEASE " Which organisms have the most similarities in anatomical structure? "
Organisms that have the most similarities in anatomical structure are those that are closely related, meaning they share a recent common ancestor.
What makes up the homologous structure?They are known as homologous structures because they possess similar body structures. Evolutionary theory suggests that organisms that share a common ancestry will have similar structures because they have inherited these structures from their common ancestor.
The closer two species are related, the more similarities they will have in terms of their anatomy and other characteristics. In general, organisms within the same family, genus, or species will have more similarities than those from different taxonomic groups.
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Which situation is most likely to cause an increase in interspecific competition?
A.
Two species of birds evolve to feed on seeds from different types of trees.
B.
Part of a forest is cut down to construct a housing development.
C.
The number of female moose in a population declines due to a disease.
D.
A previously farmed field is allowed to develop into a meadow.
Answer:
.
Explanation:
.
How does neomycin help in the treatment of hepatic encephalopathy?
Neomycin is an antibiotic that helps in the treatment of hepatic encephalopathy by targeting and reducing the number of ammonia-producing bacteria in the gut.
Hepatic encephalopathy is a neuropsychiatric condition that can occur in patients with liver disease. In hepatic encephalopathy, toxins such as ammonia accumulate in the blood due to the liver's inability to properly detoxify them, which can lead to brain dysfunction.
Neomycin helps by targeting and reducing the number of ammonia-producing bacteria in the gut. By decreasing the bacterial load, there is a reduction in the production of ammonia and other toxins, which can be beneficial in managing the symptoms of hepatic encephalopathy. The reduction in ammonia levels aids in alleviating the cognitive impairment, confusion, and other neurological symptoms experienced by patients with this condition.
It is important to note that neomycin is not a cure for hepatic encephalopathy but rather a supportive treatment. It is often used in combination with other medications, such as lactulose, to optimize the management of this condition. However, neomycin has potential side effects, like kidney damage and hearing loss, so its use must be carefully monitored by healthcare professionals.
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circle the letter of each sentence that is true about water's structure
máu thuộc loại mô gì
máu là Mô liên kết!!!!!!!!!!!!!!!!!!!!!!!
In a collosion between two billard balls, the total amount of energy before the collsion is equal to the total energy after the collsion.
true or false?
What did Allan Savory notice about the lands grazed by wild animals at the Africa Centre for Holistic Management
Answer:
Allan Savory noticed that grasslands co-evolved with large numbers of migrating ruminants, and therefore are co-dependent on each other's survival. These animals grouped together and constantly bunched due to the predator-prey connection, eat the grasses following the seasons throughout their migration in arid regions (Brittleness scale, of Non-Brittle to Brittle environments).
As they move, they drop nutrient-rich dung and urine, while trampling organic litter (live or dead grasses, leaves, etc) and seeds into the soil. These actions break down materials into the surface, providing more covered soil and keeping materials from chemically decomposing (oxidation, as opposed to the fast biological decomposition that occurs in areas with consistent rainfall(Non-Brittle)). The true testament to his insights of Holistic Management re: grasslands is known as the 4th Key Insight: That time, rather than numbers governs over-grazing or over-trampling.
The important component here is that the time exposed to these animals plays the significant role in whether you have healthy grasslands, not the number of animals exposed to the area of consideration. The amount of "rest" (time) for grasses between eating or trampling is just as crucial as the time in an exposure.
Explanation:
Explained in his book and courses under "Holistic Management", by Allan Savory and Jody Butterfield, and Sam Bingham
Population growth
project: analyzing factors that affect carrying capacity and biodiversity
i need a hypothesis
A potential hypothesis for analyzing factors that affect carrying capacity and biodiversity in a population growth project could be: "If the carrying capacity of a particular ecosystem is exceeded due to increased population growth, then biodiversity within that ecosystem will decrease as resources become more limited and competition among species increases."
This hypothesis suggests that the ability of an ecosystem to sustain a certain number of individuals is directly related to the diversity of species present. By analyzing factors such as resource availability, habitat fragmentation, and species interactions, researchers can better understand how population growth impacts the overall health and stability of ecosystems.
A possible hypothesis for your population growth project could be: "In an ecosystem, the carrying capacity and biodiversity are significantly influenced by factors such as resource availability, competition, and predation. As these factors change, the population growth rate and overall biodiversity will either increase or decrease accordingly."
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what body made up of water is part of the crysophere
Answer:
The cryosphere is the frozen water part of the Earth system.
This includes frozen parts of the ocean, such as waters surrounding Antarctica and the Arctic.
Answer:
The cryosphere is the frozen water part of the Earth system.
Explanation:
This includes frozen parts of the ocean, such as waters surrounding Antarctica and the Arctic.
Using the sorting results from Part C, complete the modified Punnett square below.First, fill in the frequently of each gamete produced by the F1 by dragging one green label to each green target at the TOP and LEFT of the Punnett square.Then, fill in the frequency of each F2 genotype by dragging one blue label to each blue target inside the Punnett square.Finally, fill in the number of additive alleles in each F2 genotype by dragging one pink label to each pink target.
Answer:
a) 1/16, b) 4/16, c) 1/16, d) 1/16, e) 4/16, f) 4/16, g) 0 + alleles, h) 1/256, i) 1 + alleles, j) 4/256, k) 2 + alleles, l) 16/256, m) 3 + alleles, n) 24/256, o) 4 + alleles), p) 36/256, q) 5 + alleles, r) 24/256, s) 6 + alleles, t) 16/256, u) 7 + alleles, v) 4/256, w) 8 + alleles, x) 1/256.
You will find the uncompleted Punnett square (missing in the problem statement) and the complete modified Punnett square in the attached files
Explanation:
Due to technical problems, you will find the complete explanation in the attached files
3) which statement about the complement system is true? a) these proteins are involved in innate immunity and not acquired immunity. b) these proteins are secreted by cytotoxic t cells and other cd8 cells. c) this group of proteins includes interferons and interleukins. d) these proteins are one group of antimicrobial proteins acting together in cascade fashion. e) these proteins act individually to attack and lyse microbes.
Option D that is these proteins are one group of antimicrobial proteins acting together in cascade fashion about the complement system is true.
What is antimicrobial proteins?Antimicrobial peptides and proteins (AMPs) are a varied family of naturally occurring chemicals generated by all multicellular organisms as a first line of defense. These proteins have the potential to destroy bacteria, yeasts, fungus, viruses, and potentially cancer cells. Human host defense antimicrobial peptides and proteins (AMPs) serve an important role in warding off invading microbial infections as crucial components of innate immunity. AMPs can also perform various biological roles such apoptosis, wound healing, and immunological regulation. Antimicrobial proteins and peptides (AMPs) are ancient components of host defense that help neutrophils destroy intraphagosomes and are produced into extracellular fluids by epithelial cells at mucosal surfaces and in the skin (Wiesner and Vilcinskas, 2010).
Here,
Option D that is True, these proteins are one set of antimicrobial proteins that work in a cascade way on the complement system.
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Which of the following reactions in the citric acid cycle is NOT controlled by the NAD+ to NADH ratio? A) pyruvate dehydrogenase B) isocitrate dehydrogenase C) succinate dehydrogenase
D) a-ketoglutarate dehydrogenase E) malate dehydrogenase
The reaction in the citric acid cycle that is NOT controlled by the NAD+ to NADH ratio is C) succinate dehydrogenase.
The citric acid cycle, also known as the Krebs cycle, is a series of reactions that take place in the mitochondria of cells. The purpose of the citric acid cycle is to generate energy in the form of ATP through the oxidation of acetyl-CoA.
The citric acid cycle is regulated by a number of factors, including the NAD+ to NADH ratio.
The NAD+ to NADH ratio is an important factor in controlling the citric acid cycle because it is involved in the regulation of several enzymes in the cycle.
However, one enzyme that is not controlled by the NAD+ to NADH ratio is succinate dehydrogenase. This enzyme is instead regulated by the availability of its substrate, succinate, and the product of its reaction, fumarate.
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What is a climax community group of answer choices? A climax community is the final stage of succession, remaining relatively unchanged until destroyed by an event such as fire or human interference.
The term "climax" refers to the fact that the community has reached a mature stage and will remain relatively unchanged unless disturbed by a major event like a natural disaster or human intervention.
A climax community is a term used in ecology to describe the final stage of ecological succession, where a community of organisms has reached a stable state and is in equilibrium with its environment. The concept of climax communities was first proposed by the ecologist Frederic Clements in the early 20th century. Clements argued that plant communities were like superorganisms, and that succession was a predictable and orderly process that led to the formation of a stable climax community. However, later research showed that ecological succession is much more complex and chaotic, and that the idea of a single, stable climax community is not always accurate. Nonetheless, the term "climax community" is still used to describe the final stage of succession in some ecosystems, such as old-growth forests or coral reefs.
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Somewhere in the middle of a gene are the letters AAG. If we insert a letter to make it AACG, the resulting PROTEIN will most likely
A)
have many amino acids changed.
B)
be one amino acid longer.
C)
not exist; no protein will be made.
D)
be exactly the same.
E)
have only one amino acid changed.
If we insert a letter in the middle of a gene, changing the sequence from AAG to AACG, the resulting protein will most likely have only one amino acid changed. The correct option is E).
Here's a step-by-step explanation:
1. The DNA sequence AAG represents a codon, which is a set of three nucleotides that codes for a specific amino acid during protein synthesis.
2. By inserting an additional nucleotide (C) to create AACG, a frameshift mutation occurs. This means that the reading frame of the DNA sequence has shifted, altering the sequence of codons from that point onward.
3. As a result of the frameshift mutation, the new codon sequence might code for different amino acids compared to the original sequence. However, the inserted nucleotide only directly affects one codon, which corresponds to one amino acid.
4. Therefore, in this specific case, the resulting protein will most likely have only one amino acid changed, compared to the original protein. This is because the mutation directly impacts a single codon, altering the amino acid it codes for.
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20 POINTS HELP Which of the following is an indicator of good water quality? (2 points)
pH higher than 9.0
Low levels of fecal coliform
Low levels of dissolved oxygen
All of the above
Answer:
b
Explanation:
Which term describes the relationship in which one organism lives inside the other one. Check ih correct answer
Answer:
The term that describes the relationship in which one organism lives inside the other one is endosymbiosis.
Explanation:
which of the following statements is/are correct regarding seed dormancy? I. It is a result of endogenous control.
II. Delayed germination is advantageous to plants.
III. Impermeable and hard seed coat results in the dormancy of the seed.
A
Only II
B
Only III
C
I and III
D
I, II and III
The correct answer is option (C) "I and III."
Both statements I and III are correct regarding seed dormancy. Statement II is incorrect.
Statement I states that seed dormancy is a result of endogenous control, which is true. Endogenous factors within the seed, such as hormones and genetic mechanisms, regulate the dormancy period and prevent germination until certain conditions are met.
Statement II suggests that delayed germination is advantageous to plants. However, this statement is incorrect. Delayed germination is not universally advantageous to plants. While some seeds may benefit from delayed germination to ensure favorable environmental conditions for growth and survival, other seeds may have evolved strategies for immediate germination. The advantage of delayed germination depends on the specific ecological context and the species involved.
Statement III states that an impermeable and hard seed coat results in the dormancy of the seed, which is true. A hard and impermeable seed coat can prevent water uptake and gas exchange, thus inhibiting germination. This dormancy mechanism ensures that the seed remains dormant until conditions are favorable for germination, such as sufficient moisture, temperature, or light.
In conclusion, statements I and III are correct regarding seed dormancy. Seed dormancy is controlled by endogenous factors, and an impermeable and hard seed coat can contribute to the dormancy of the seed. However, statement II, suggesting that delayed germination is advantageous to plants, is incorrect.
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What is a food chain ?
A food chain shows the sequence of how organisms obtain their energy.
A food chain usually starts with a plant and ends with an animal. To complete the cycle, decomposers come in to clean up the waste and return nutrients to the soil.
Simply stated that food chain represents the series of events in which food and energy are transferred from one organism to another in an ecosystem.
what source of energy drives the water cycle
A. wind energy
B. temperature differences
C. sun light
Answer:
The source of energy that drives the water cycle is C. Sunlight.
Explanation:
The source of energy that drives the water cycle is C. Sunlight.
The sun's energy causes water to evaporate from oceans, lakes, and other bodies of water, forming water vapor that rises into the atmosphere. As the water vapor cools and condenses into clouds, it releases heat energy, which helps to power atmospheric circulation and weather patterns. When the clouds release precipitation in the form of rain or snow, the water returns to the surface and the cycle starts again.
So, the sun's energy is the primary driver of the water cycle.
A powerful windstorm moves through a densely populated white oak forest. The oaks in this forest have either smooth or rough bark. The storm randomly knocks down 50% of the white oak trees. The remaining oaks grow and produce seeds that germinate and fill in spaces in the forest. All of the new oaks have smooth bark. Which of these processes is described in this example?
1. Genetic drift
2. natural selection
3. mass extinction
4. geographic isolation
2. natural selection. This example is described by the processes of natural selection.
What are the stages of the natural selection process?In fact, it is so straightforward that it can be divided into five fundamental processes, which we'll refer to as VISTA in this instance: Variation, Inheritance, Selection, Time, and Adaptation.
What significance does natural selection have?The preservation of a group of creatures that are best adapted to the physical and biological circumstances of their environment is aided by natural selection, and in some cases, it may even lead to the improvement of those organisms.
What circumstances lead to natural selection?Natural selection requires the occurrence of four factors: reproduction, inheritance, variation in organism fitness, and variation in individual traits among population members. Natural selection happens spontaneously if they are satisfied.
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"Overall, how well do you believe the Bearington plant case and Theory of Constraints (TOC) in general align with the habits of highly effective people? (Describe and support your
conclusion).
The Bearington plant case and the Theory of Constraints (TOC) align well with the habits of highly effective people.
Firstly, TOC emphasizes the habit of prioritizing and focusing on the most critical aspects of a system or process. In the Bearington plant case, the TOC approach identified the bottleneck operation and focused efforts on improving its efficiency. This aligns with the habit of highly effective people who prioritize their tasks based on their importance and impact.
Secondly, TOC encourages continuous improvement and problem-solving. The case study demonstrates this through the implementation of various improvement initiatives to address the bottleneck and optimize the entire system's performance. This aligns with the habit of highly effective people who constantly seek ways to enhance their processes and overcome obstacles.
Furthermore, TOC promotes a systems-thinking mindset, which is also essential for highly effective individuals. It encourages considering the entire system rather than optimizing individual components in isolation. In the Bearington plant case, the TOC approach aimed to improve the overall throughput of the plant, taking into account the interdependencies between different operations. This aligns with the habit of highly effective people who understand the interconnectedness of various factors and make decisions that consider the bigger picture.
In conclusion, the Bearington plant case and TOC align well with the habits of highly effective people. The focus on prioritization, continuous improvement, and systems thinking reflects the principles that highly effective individuals adopt in their personal and professional lives.
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what is not a goal of science
Answer:
to goof around
Explanation:
Rn 2Po+a The nuclear equation shows the transmutation of a form of radon into polonium and an alpha particle. In one to two sentences, explain whether or not the reaction is balanced.
The transformation of a type of radon into polonium and an alpha particle is represented by the atomic equation "2Po + α → Rn,"
As a result of the unequal number of polonium atoms on the left (2Po) and right (Rn) sides of the equation, the equation is unbalanced. In a balanced equation, the total number of atoms of each element must be the same on both sides. By changing this equation to 2Po + α → 1Rn + α" it can be verified that both sides have the same number of polonium atoms (2Po) and alpha particles (α).
We maintain the basic laws of nuclear interactions by balancing the equation to ensure that equal numbers of each type of atom are present before and after the reaction.
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