Which characteristic of living organisms can involve ingestion, absorption and
Answers
It is nutrition
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Related Questions
To develop strategies to manage water quality in polluted lakes, biologists must determine the depths of sediments D(t) and the rate of sedimentation. It has been determined that the depth of sediment (in centimeters) with respect to time (in years before 1990) for a lake can be estimated by the equation D(t) =155 (1--e^-0.01321)
a. Find D(20) and interpret. b. Find limt→[infinity] D(t) and interpret.
a. Find D(20).
D(20) =
(Round to one decimal place as needed.)
Interpret D(20). Select the correct choice below and fill in the answer box within your choice.
A. The depth of the sediment of the lake in (Round to the nearest year as needed.)
is 20 cm.
B. The depth of the sediment of the lake in 2010 is (Round to one decimal place as needed.)
cm.
C. The depth of the sediment of the lake in 1970
Answers
The depth of the sediment of the lake in 2010 is (Round to one decimal place as needed.) 81.9 cm. This is because t represents the number of years before 1990. Therefore, 1990-20 = 1970. This implies that D(20) is the depth of the sediment in 1970.
This means that the depth of sediment would eventually be 155 cm if the sedimentation process continued indefinitely. Water is one of the most valuable resources on Earth. The ever-growing population and its consequent urbanisation, industrialisation, and agricultural practices, however, have contributed to an increase in water pollution. To establish strategies to manage water quality in polluted lakes, biologists must establish the depths of sediments D(t) and the sedimentation rate.
To compute D(20), the equation D(t) =155 (1 - e^-0.01321) was used. D(20) was computed to be 81.9. This means that the depth of the sediment of the lake in 1970 was 81.9 cm.For the second question, limt→[infinity] D(t) was computed. As t approaches infinity, D(t) approaches 155. This implies that if the sedimentation process continued indefinitely, the depth of sediment would eventually be 155 cm. Therefore, biologists must continuously monitor and devise efficient methods to mitigate water pollution. This will help in conserving water, preserving aquatic life, and maintaining the balance of ecosystems.
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what is the functional difference between type i diabetes mellitus and type ii diabetes mellitus. in each case indicate whether the hormone or receptor is the problem.
Answers
The functional difference between type I diabetes mellitus and type II diabetes mellitus is the hormone involved.
The beta cells of pancreas, in charge of making insulin, are attacked and destroyed by immune system in type I diabetes mellitus, an autoimmune condition. A hormone called insulin controls blood sugar levels. Because of this, people with Type I diabetes cannot produce enough insulin on their own and must inject exogenous insulin to regulate their blood sugar levels. As a result, Type I diabetes is caused by the hormone itself.
Conversely, Type II diabetes mellitus is a metabolic illness brought on by insulin resistance, which is when body's cells stop responding to insulin effect. To maintain normal blood glucose levels, the pancreas makes extra insulin as a form of compensation. The pancreas wears down with time, which causes a decline in insulin production. High blood glucose levels result from this, resulting in a number of health issues. As a result, Type II diabetes mellitus is caused by a malfunction with insulin receptor and the body's capacity to react to insulin.
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a decaying corpse has an abundance of firmicutes and ascomycota. at what stage of decay is this corpse?
Answers
During the Bloating Stage (approximately days 6–9), endogenous anaerobes and facultative anaerobes that are known to be common members of the gut community such as Firmicutes in the families Lactobacilli (e.g., Lactobacillus) and Bacteroidetes in the family Bacteroide (e.g., Bacteroides) (Supplementary file 1B) increase in the abdominal cavity.
What are stages of decay in a corpse?
Initial Stage: Autolysis
Autolysis, also known as self-digestion, is the initial phase of human decomposition that starts as soon as a person passes away. The body loses all ability to obtain oxygen and dispose of waste as soon as breathing and blood circulation cease.
Second stage: bloat
The second stage of human decomposition involves bodily swelling. Enzymes from the first stage start to leak and start creating lots of fumes. The human body can quadruple in size as a result of the gases, giving it that puffy appearance.
Third Stage: Active Decay
The commencement of active decay is indicated by fluids discharged through orifices.
Fourth Stage: Skeletonization
There is no predetermined period of time during which skeletonization takes place since the skeleton decomposes at a rate determined by the loss of organic (collagen) and inorganic components.
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A) Yes,because the amino acid changed.
B) Yes,because every mutation changes the amino acid .
C) No , because the amino acid not change
ASAP
Answers
Answer: B
Explanation:
The path of water takes while moving through the ocean depends on:
SELECT ALL that apply
Question 2 options:
A. Temperature and salinity of the water
B. Direction the wind is blowing
C. Earth's geography (underwater landforms and coastlines)
D. Earth's rotation
Answers
The path water takes while moving through the ocean depends on:
Temperature and salinity of the waterEarth's geography (underwater landforms and coastlinesEarth's rotationHowever, water has some properties. These include:
It is a universal solventIt is polarIt has high heat capacityWhat is water path?Water path can be defined as a measure of the total amount of liquid water present between two points in the atmosphere and it is measured in g/m2 ( gram per meter squared )
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The human haploid genome contains 3×109 base pairs of DNA. Approximately how many copies of the histone H2B protein must be synthesized each time a human diploid cell divides
Answers
Approximately 6 copies of the histone H2B protein must be synthesized each time a human diploid cell divides.
DNA is bundled up into units known as chromosomes and is distributed tightly throughout cell division. The interaction of DNA with histone proteins facilitates DNA packing. H2B is one of these histone proteins. The building block of chromatin is called a nucleosome, which is made up of two copies of the histones H2A, H2B, H3, and H4. As a result, each time a human diploid cell divides, its DNA is packaged into new nucleosomes, which necessitate the synthesis of two copies of H2B per nucleosome, for a total of about 6 copies of H2B every cell division.
Histones are highly conserved proteins that are essential for maintaining chromosomal shape and regulating gene expression. The appropriate upkeep of chromosomal shape and function depends on the precise distribution of histones to daughter cells during cell division. Genomic instability and other illnesses, such as cancer, can be brought on by errors in the synthesis or distribution of histones. Thus, it is crucial for human health to comprehend the mechanisms that control the distribution and production of histones.
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The complete question is-
What is the approximate number of copies of histone H2B protein that must be synthesized during each human diploid cell division?
A student made a model of an onion skin cell she viewed
using a microscope. The scale is 500:1. The student's cell
model has a length of 15 cm.
How many centimeters is the real cell's length?
A. 7500 cm
B. 0.002 cm
C. 33 cm
D. 0.03 cm
Answers
If a student made a model of an onion skin cell using a microscopic magnification scale of 500:1 and the length of the modeled cell is 15 cm, the real cell's length would be 0.03 cm.
The scale is 500:1. This means that the dimension of the real cell without being magnified under the microscope would be 1/500.
Thus, if the length of the cell under the microscope is 15 cm. This length has been multiplied by 500. In order to get the real length, it must be divided by 500.
15 x 1/500
= 0.03 cm
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Answer: 0.03cm
Explanation: i got it right on my test
Scientists are able to reproduce certain plants and animals by cloning them in laboratories. The diagram shows the steps of cloning using tissue cultures. Do you think cloning is a form of asexual reproduction? Explain your answer using evidence from the diagram
Answers
Answer:
Yes.
Explanation:
Yes, cloning is a form of asexual reproduction because there is no fusion of sperm and eggs takes place. the animal which is formed from this process is identical of that organism because it is produced from the tissue of that single animal. in 1996, first mammal is produced from cloning was sheep named dolly at the Roslin Institute in Scotland. In cloning, the egg is taken from female organism and remove the nucleus from the egg then the desired organism cell is taken and fuse with the nucleus with the help of electricity. Then implant this embryo in the body of first organism from where egg is taken and after that the embryo turns into a baby, this process is called cloning.
Answer:
Yes, cloning is a form of asexual reproduction. The diagram shows that new plants form from a single parent plant, which means that the offspring are genetically identical to the parent.
Explanation:
Edmentum
Archaea are considered the evolutionary precursors to eukaryotic cells true or false
Answers
This statement is true.
The domain of single-celled organisms is called Archaea. These microbes are prokaryotes because they lack cell nuclei. The term "archaebacteria," which was used to describe archaea when they were first categorised as bacteria, is no longer in common usage.
Archaebacteria, eubacteria, and eukaryotes all descended from present-day cells, which themselves descended from a common prokaryotic ancestor along three lines of derivation.
The archaebacteria and the eubacteria, two groupings that separated early in evolution, make up modern prokaryotes, which contain all the many varieties of bacteria.
Extreme settings, which are uncommon today but may have been common on early Earth, are where some archaebacteria can be found. For instance, thermoacidophiles inhabit hot sulphur springs with pH levels as low as 2, 80°C temperatures.
The eubacteria are a vast class of organisms that exist in a variety of habitats, such as soil, water, and other species. They contain the prevalent types of modern bacteria.
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How is adderall developed?
Could this please be in detial?
Answers
Answer: If you take high doses of Adderall for a long time, your brain may become dependent on the drug and eventually produce less dopamine.
Explanation: Adderall as we know it today owes its origins to accident. In the late 1920s, an American chemist named Gordon Alles, searching for a treatment for asthma, synthesized a substance related to adrenaline, which was known to aid bronchial relaxation.
One disease for each digestive system details symptoms history how can it be acquired and how can it be cured
Answers
Everyone will experience occasional intestinal discomfort. Digestive issues are very frequent, affecting as many as one in five Americans, whether it be a meal that doesn't agree with us or a persistent gastrointestinal ailment requiring lifestyle adjustments and treatment.
Digestive system diseases include diarrhoea, constipation, irritable bowel syndrome (IBS), nausea, food poisoning, gas, bloating, and GERD. The GI tract's motility, or ability to keep moving, may be affected by a variety of factors, including: consuming a fiber-poor diet. not working out enough.
How to Treat GI Disorders:Getting lots of rest and drinks.Following the BRAT diet, which consists of foods that are all easy on the stomach and beneficial in their own ways: bananas, rice, applesauce, and toast.using over-the-counter drugs to treat symptoms, such as laxatives for constipation.Learn more about digestive system disease:
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The complete question is:
Explain digestive system disease. How it can be cured and what are its symptoms?
A lichen growing on a rock is an example of
Answers
Answer:
...primary succession.
Explanation:
Answer:
Chemical weathering
Explanation:
Please Help me as soon as possible.
In camellia plants, flower color is controlled by a single gene with codominant alleles. A camellia plants with red flowers (RR) is crossed with a camellia plant with white flowers (WW). What are the expected phenotypes of the offspring of this cross?
A.
All will have red flowers.
B.
Half will have red flowers and half will have white flowers.
C.
All will have both red and white flowers.
D.
All will have pink flowers.
Answers
Answer:
The answer is; c
It is important to distinguish between codominance and incomplete dominance.
In incomplete dominance, the two alleles blend with each other in phenotype giving offspring with intermediate phenotypes, hence offspring would produce pink flowers, in this case.
In codominance, both alleles are simultaneously expressed in phenotype in the offspring. Therefore flowers, in this case, would exhibit both red and white colors.
Explanation:
Describe what the body needs to survive. Include the 3 major categories, in detail, their primary function(s), and their metabolism. Then explain 1 issues that would result if the body's metabolic requirements are not met. What role do metabolites have with fluid regulation?
Answers
The body needs various nutrients and substances to survive. These nutrients can be classified into three categories: carbohydrates, proteins, and fats.
Below is a detailed description of the three major categories and their metabolism.
Carbohydrates: Carbohydrates are one of the essential nutrients needed by the body to survive. Carbohydrates are stored in the body as glycogen and are primarily used as a source of energy. Carbohydrates are metabolized into glucose, which is then transported throughout the body by the blood. Carbohydrates are metabolized through glycolysis, a process that occurs in the cytoplasm of the cells. If the body's metabolic requirements for carbohydrates are not met, it can result in hypoglycemia.
Proteins: Proteins are another essential nutrient needed by the body to survive. Proteins are primarily used for building and repairing body tissues and organs. Proteins are metabolized into amino acids, which are then transported throughout the body by the blood. Proteins are metabolized through a process called protein synthesis, which occurs in the ribosomes of the cells. If the body's metabolic requirements for proteins are not met, it can result in muscle atrophy and other health issues.
Fats: Fats are a necessary nutrient needed by the body to survive. Fats are stored in the body as adipose tissue and are primarily used for energy storage. Fats are metabolized into fatty acids, which are then transported throughout the body by the blood. Fats are metabolized through a process called beta-oxidation, which occurs in the mitochondria of the cells.
If the body's metabolic requirements for fats are not met, it can result in a deficiency of essential fatty acids.
Metabolites have an important role in fluid regulation. Metabolites are the byproducts of metabolic processes, and they play a crucial role in regulating fluid balance in the body. Metabolites such as urea and ammonia are excreted from the body through urine, which helps to regulate fluid levels in the body. Additionally, metabolites such as lactic acid and carbon dioxide help to regulate the pH levels of the body's fluids, which is important for maintaining optimal health.
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what is the term for when an activator binds to an enzyme which alters the active site so that the substrate is able to binds
Answers
The term for when an activator binds to an enzyme and alters the active site to facilitate substrate binding is called enzyme activation or enzyme activation by an activator.
Enzyme activation refers to the process by which an enzyme's activity is increased or enhanced. In some cases, an activator molecule binds to the enzyme, leading to conformational changes in the enzyme's active site. These conformational changes can make the active site more receptive to the substrate, allowing for stronger or more efficient substrate binding.
The binding of an activator to an enzyme can have various effects on the enzyme's activity, such as increasing the rate of catalysis or altering the enzyme's specificity towards certain substrates. The activator acts as a regulatory molecule that modulates the enzyme's function by promoting or enhancing its activity.
It's important to note that not all enzymes require an activator for their function, and the regulation of enzyme activity can be complex and involve multiple factors, including other molecules such as inhibitors and coenzymes.
Therefore, the term for when an activator binds to an enzyme and alters the active site to facilitate substrate binding is enzyme activation.
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What is one way the tragedy of the commons could be avoided? Biology
Answers
One way to avoid the tragedy of the commons is to implement a system of resource management that limits access to shared resources.
What could be done to prevent the tragedy of the commons?By setting quotas for usage, implementing harvest seasons and/or licensing systems, and using stewardship models like co-management and user-pay systems, access and use of these shared resources can be managed and protected.Additionally, creating incentives for conservation and investing in research and monitoring can help limit overuse of these resources.One way to avoid the tragedy of the commons is to implement a system of shared management and resource regulation. This could involve the formation of a governing body that sets rules for resource usage and enforces them.This governing body could implement quotas for resource usage, create incentives for conservation and environmentally friendly practices, and impose fines for those who over-utilize resources.With appropriate regulations and monitoring, the tragedy of the commons could be avoided, and resources could be preserved for future generations.To learn more about to prevent the tragedy of the commons refer to:
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The best cell to make human proteins is to use
A. Virus
B. Yeast
C. Bacteria cells
D. Mammalian cells
Answers
Answer:
i think Mammalian cells
Explanation:
If am wrong than i am sorry
Answer:
I think its C: bacteria cells
a condition characterized by the uncontrolled growth of cells that starts with one abnormal cell is known as .
Answers
A condition characterized by the uncontrolled growth of cells that starts with one abnormal cell is known as cancer .
Cancer is the condition which occurs if a cell loses the control over its growth and division which leads to an abnormal increase in the number of cells.
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Please help is it A B C or D
Answers
Answer: The answer is C
which of the following components form part of a company's macro-environment?
Answers
The components that form part of a company's macro-environment are; Legal/regulatory conditions, Political factors, and Sociocultural forces. Option A, B, and E is correct.
Legal/regulatory conditions; These encompass the laws, regulations, and policies established by the government or regulatory bodies that affect the operations and activities of a company. They include areas such as labor laws, environmental regulations, consumer protection laws, and industry-specific regulations.
Political factors; These refer to the political environment in which a company operates, including government stability, political ideology, trade policies, taxation policies, and political influence on business operations.
Sociocultural forces; These represent the social and cultural aspects that influence a company's operations, such as demographics, social values, consumer attitudes, lifestyle trends, cultural norms, and societal expectations.
Hence, A. B. E. is the correct option.
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--The given question is incomplete, the complete question is
"Which of the following components form part of a company's macro-environment? A. legal/regulatory conditions B. political factors C. ancillary communications D. historical incentives E. sociocultural forces."--
Please help I'm behind
Answers
Answer: D
Explanation: D seems like the most unimportant one out of the 4 answer choices so I'd go with D.
Answer:
The answer is B
Explanation:
regulation of the autonomic nervous system occurs via the sympathetic nervous system
Answers
The sympathetic nervous system plays a crucial role in regulating the autonomic nervous system. ANS controls involuntary processes in the body.
The autonomic nervous system (ANS) controls involuntary processes in the body, such as heart rate, digestion, and breathing. It is divided into two main branches: the sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS).
The sympathetic nervous system is responsible for activating the "fight or flight" response, which prepares the body for action in response to stress or danger. It increases heart rate, constricts blood vessels, and stimulates the release of stress hormones like adrenaline. The SNS acts through a series of interconnected nerves that extend from the spinal cord to various organs and tissues in the body.
These nerves release chemical messengers called neurotransmitters, such as norepinephrine, which bind to specific receptors on target cells, initiating physiological responses. The sympathetic nervous system functions in tandem with the parasympathetic nervous system to maintain homeostasis and ensure proper regulation of bodily functions.
While the sympathetic branch primarily prepares the body for action and responds to stress, the parasympathetic branch promotes relaxation and conserves energy. Together, they work to balance and modulate the autonomic nervous system.
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What is happening to earth's biodiversity?
Answers
Answer:
Pollution, climate change, and population growth are all threats to biodiversity. These threats have caused an unprecedented rise in the rate of species extinction. Some scientists estimate that half of all species on Earth will be wiped out within the next century.
Explanation:
bronchial circulation differs from the pulmonary circulation by providing blood for the:
Answers
Bronchial circulation differs from pulmonary circulation in that it provides blood supply to the structures of the lungs themselves, including the bronchi, bronchioles, and connective tissues.
This circulation is responsible for delivering oxygenated blood to the lung tissues and removing deoxygenated blood. In contrast, pulmonary circulation refers to blood flow between the heart and the lungs, specifically involving the exchange of oxygen and carbon dioxide in the alveoli. It supplies deoxygenated blood from the right side of the heart to the lungs for oxygenation and returns oxygenated blood to the left side of the heart for distribution to the rest of the body.
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Question 6 of 10
During transcription, RNA polymerase encounters the sequence of DNA
bases shown below.
AGC GCT
Which sequence of bases would result in the strand of mRNA? -
A. UCG CGU
OB. AGC GCT
OC. UCG CGA
OD. TCG CGA
4
Answers
Answer: a
Explanation:
a because u are coding mrna
name two disaccharides which are reducing sugar
Answers
Answer:
lactose and maltose
Explanation:
only sucrose is a non reducing sugar
Answer:
Two reducing disaccharides sugar : Lactose and maltose.
This illustration shows a kind of animal that is a parasitic organism.
What is the common name of this organism?
A. fluke
B. amoeba
C. tapeworm
D. planarian
Answers
Answer:
The parasitic organism that is shown in the ilustration is planarian.
Explanation:
A is not correct because the fluke has much different phisical appearance, being roughly leaf-shaped and flat.
B is not the correct option because the amoeba is a much simpler organism than the depicted one, and it is not a parasitic one for that matter.
C is not correct because the tapeworm is much longer, flatter, and exhibits darker coloration.
D is correct because the organism on the illustration matches the physical appearance of a planarian worm, which is also a parasitic organism.
Answer:
A fluke
Explanation:
i took the test
which is an example of blunt dissection? a. cutting of a section made across the long axis of a structure. b. division by cutting into two parts. c. separation of tissues with a finger or blunt instrument without cutting. d. separation of tissues using an instrument for cutting, such as a scalpel.
Answers
An example of blunt dissection is the separation of tissues with a finger or blunt instrument without cutting, which is option "C".
Blunt dissection involves separating tissues by gently pushing them apart, rather than cutting through them with a sharp instrument like a scalpel. This method is often used when it is necessary to separate tissues without damaging delicate structures or when there is a risk of cutting an important structure.
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Seeds that are planted upside down are still able to grow into mature plants. Which explanation
best explains this phenomenon (a)The roots change into branches in the branches turn to roots(b) The roots grow towards the force of gravity and the stem goes away(c)The plant will become a smaller version of a mature plant(d) roots always grow toward the dark and the stem grows toward the light
Answers
The explanation that best explains this phenomenon is: the roots grow towards the force of gravity and the stem goes away
WHAT IS GEOTROPISM?The parts of a plant can be divided into shoot and roots. The root of the plant is the part that grows below the ground surface in order to anchor the plant.
When a seed germinates, the root part of that seed grows towards gravity i.e exhibits geotropism while the shoot part grows away from gravity i.e. upwards.
Hence, if a seed is planted upside down, it will still grow into an erect mature plant because the root will grow downwards towards gravity (positive geotropism) while the stem grows upward away from gravity (negative geotropism).
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A client is diagnosed with a pathology in the medulla of the kidney. Which part of the nephron is the region affected by the patholog
A) is located in the cortex of the kidney, the glomerulus
(B) is a part of the nephron that lies in the cortex of the kidney, and the distal convoluted tubule (C) of the nephron is also located in the cortex.
(D) is located in the medulla of the kidney. The loop of Henle is most probably affected by the pathology. The Bowman capsul
Answers
Client diagnosed with a pathology in the medulla of the kidney, and part of the nephron is affected by the pathology is most likely (D) the loop of Henle, which is located in the medulla of the kidney.
The loop of Henle is a critical part of the nephron, which is the functional unit of the kidney responsible for filtering and processing urine. It extends from the cortex into the medulla of the kidney. The loop of Henle plays a crucial role in the reabsorption of water and the concentration of urine.
If a client is diagnosed with a pathology in the medulla of the kidney, it suggests that the loop of Henle is most likely affected. This could impact the proper reabsorption of water and result in altered urine concentration.
Options (A) and (B) are incorrect because they refer to structures located in the cortex of the kidney. The glomerulus, mentioned in option (A), is a network of capillaries involved in the initial filtration of blood, while the distal convoluted tubule mentioned in option (B) is located in the cortex and is responsible for further processing of the filtered fluid.
Option (C) is also incorrect because it refers to the distal convoluted tubule, which is located in the cortex, not the medulla.
Therefore, the loop of Henle in the medulla of the kidney is most likely the region affected by the pathology in this scenario.
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