explain how concentrations of salts and glucose returned on normal while on dialysis
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Related Questions
1. which of the following statement describe how the prokaryotic cells appear compared to the eukaryotic cells? A. the prokaryotic cells have cell membrane will the aquatic cells do not. B. the prokaryotic cells have a nucleus while the aquatic cells do not. C.the prokaryotic cells are much smaller than the aquatic cells D. the prokaryotic cells have cytoplasm and ecori attic cells do not.
2. Does a prokaryotic cell have a cell wall?
Answers
The prokaryotic cells appear much smaller than the aquatic cells when compared to the eukaryotic cells.
Prokaryotes are one of the oldest groups of living organisms on the planet, with fossil records dating back nearly 3.5 billion years. Prokaryotic cells are those that lack a true nucleus or membrane-bound organelles. These are microbes with one cell. Bacteria and Archaea are examples of prokaryotes, while cyanobacteria are examples of photosynthetic prokaryotes.
Eukaryotes are larger and more complex than prokaryotes. Except for Kingdom Monera, they include almost all of the major kingdoms.
Eukaryotes have a cell wall, which supports and protects the plasma membrane. The plasma membrane surrounds the cell and regulates the entry and exit of various substances.
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What two objects combine to make endosperm?
A. sperm cell and egg cell
B. sperm cell and polar nuclei
C. sperm cell and embryo
D. sperm cell and pollen tube
Answers
Answer:
B. sperm cell and polar nuclei
Explanation:
A current-carrying wire is positioned vertically. The current in the wire is moving upward. If you move a compass slowly around the wire, how would the direction of the compass needle change?
A.
The compass always points in the same direction.
B.
The compass needle would rotate clockwise.
C.
The compass needle would rotate counterclockwise.
D.
The compass needle would spin erratically.
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Mosses have small, root-like structures that allow them to grow on rocks and tree branches. How does this adaptation help the mosses to survive?
A. It allows the mosses to get the moisture and nutrients they need.
B. It allows the mosses to make their own food by capturing more sunlight.
C. It helps the mosses grow bigger stems and leaves.
D. It helps the mosses reproduce faster.
Answers
Answer:
I am just guessing but I think its A
Explanation:
because moss needs the nutrients to survive
Mosses have small, root-like structures that allow them to grow on rocks which allows them to get the moisture and nutrients they need.
What is Nutrient?This is a substance which is instrumental in the growth, survival and reproduction of organisms.
Moss is a type of plant with small, root-like structures which enables it grow anywhere so as to allow exposure to moisture and nutrients they need.
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1. the cell has about 2 m of dna .if the body has 50 trillion cells, how long is total dna
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The total length of DNA in the body is approximately 100 trillion meters, which is equivalent to 100 billion kilometers or about 6.6 billion times the distance from the Earth to the Sun.
Assuming that each cell contains about 2 meters of DNA and there are 50 trillion cells in the human body,
the total length of DNA in the body can be calculated by multiplying the length of DNA per cell by the number of cells in the body:
Total length of DNA = 2 meters/cell x 50 trillion cells
Total length of DNA = 100 trillion meters
Therefore, the total length of DNA in the body is approximately 100 trillion meters,
which is equivalent to 100 billion kilometers or about 6.6 billion times the distance from the Earth to the Sun.
It's important to note that this is just an estimate and the actual length of DNA in a human body can vary depending on a number of factors.
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Creative examples of biotic and abiotic factors quick!
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Answer:
Some overall examples of biotic and abiotic factors are listed below.
Biotic factors: predators, competitors for food, competitors for space, parasitism, disease, animals, plants.
Abiotic factors: sunlight, wind, soil, atmosphere, water, temperature, humidity, UV radiation, salinity, pH levels.
nf3 and so2 cbr4 and sf2 nh2ch3 and ch4 co and c6h6 none of the pairs above will form a homogeneous solution.
Answers
A homogeneous solution is one where the constituents or components are distributed evenly in the mixture. NH2CH3 and CH4 form a homogeneous solution.
1. NF3 and SO2: NF3 is a polar molecule whereas SO2 is a non-polar molecule. Thus, these two molecules will not form a homogeneous solution.
2. CBr4 and SF2: CBr4 is a non-polar molecule whereas SF2 is a polar molecule. Thus, these two molecules will not form a homogeneous solution
3. NH2CH3 and CH4: Both of these molecules are non-polar.Thus, they will form a homogeneous solution.
4. CO and C6H6: CO is a polar molecule whereas C6H6 is a non-polar molecule. Thus, these two molecules will not form a homogeneous solution.
Therefore, the pairs of NF3 and SO2 and CO and C6H6 will not form a homogeneous solution as these are a combination of a polar and a non-polar molecule.
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According to the article, what does
McCall say is his reason for
advocating for agriculture?
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Answer:
The correct answer is - he wants to develop the agriculture industry.
Explanation:
McCall says that he loves teaching and sharing his knowledge to people about how and where their daily food comes from to develop interest and increase their knowledge and support for the agriculture industry.
According to him, the support of people will help the agriculture industry to thrive. This the reason he supports and advocating for agriculture and helps in supporting the development of agriculture like it was before.
what causes El Niño events?
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Answer: trade winds weaken
Explanation:
How many kg is a 145-pound woman? 1 pound=0.45 kg
Answers
Answer:
65.25kg
Explanation:
im pretty sure it would be 65.25 kg if I did the math right
largest single organ; cleans out poisons in blood and takes vitamins out of the blood
Answers
Answer:
The heart
Explanation:
I belive the heart is the largest organ. dunnk about the poison and vitamin part
Answer:
liver is the largest single organ; cleans out poisons in blood and takes vitamins out of the blood
continuous sequence of growth (interphase) and division (mitosis) in a cell. cell growth phase where a cell increases in size, carries on metabolism, and duplicates chromosomes prior to division. period of nuclear cell division in which two daughter cells are formed, each containing a complete set of chromosomes.
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The cell cycle is a four-stage procedure in which the cell enlarges replicates its DNA gets ready to divide ( and splits (mitosis, or M, stage).
What is the cell's continuous process of growth, interphase, and division during mitosis?The cell cycle is a four-step process in which the cell grows in size (gap 1, or G1, stage), duplicates its DNA (synthesis, or S, stage), gets ready to divide (gap 2, or G2, stage), and divides (gap 3, or S, stage) (mitosis, or M, stage). Interphase, which accounts for the time between cell divisions, is made up of the phases G1, S, and G2.Interphase. The cell prepares for cell division during interphase while simultaneously going through regular activities. Numerous internal and external requirements must be satisfied for a cell to transition from the interphase to the mitotic phase.To learn more about cell refer to:
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what do i have to draw?
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The afflicted man and the purebred female are depicted in a pedigree chart that displays the potential genotypes of their progeny.
A pedigree reveals the ties between members of a family and identifies those who share certain genetic pathogenic features, illnesses, and vital position with other members of the family. A pedigree can be used to determine how illnesses are passed down within a family.
A pedigree animal is thought to be of high quality since it is derived from animals that were all the same breed.
The phrase is frequently used to describe a purebred dog's pedigree in the animal world.
The image of the pedigree is attached below.
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Complete the blanks by matching with one of the given terms - A molecule moves down its concentration gradient by passive transport, but requires _________ transport to move up its concentration gradient. - Transporter proteins and ion channels function in membrane transport by providing a ______ pathway through the membrane for specific polar solutes or inorganic ions. - __________ are highly selective in the solutes they transport, binding the solute at a specific site and changing conformation so as to transport the solute across the membran
Answers
Answer:
active
hydrophilic
Transporters
Explanation:
A molecule moves down its concentration gradient by passive transport, but requires active transport to move up its concentration gradient. - Transporter proteins and ion channels function in membrane transport by providing a hydrophilic pathway through the membrane for specific polar solutes or inorganic ions. - Transporters are highly selective in the solutes they transport, binding the solute at a specific site and changing conformation so as to transport the solute across the membrane.
a scientist hypothesized that one species of dinosaur was the ancestor of a later species of dinosaur. she then found fossil evidence in several places that this was so. why can't her hypothesis become a scientific theory at this point? (2 points)
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A hypothesis is a statement made by a scientist to explain a set of observations or answer a particular question. When scientists have sufficient data to support their hypothesis, they develop it into a scientific theory.
An explanation can only become a scientific theory if it meets a variety of criteria. It must be testable, falsifiable, have evidence to support it, and be consistent with existing research. What constitutes as a scientific theory?
A scientific theory is an explanation of an aspect of the natural world based on empirical data, tested and confirmed through the scientific method. Scientific theories are a compilation of observations and evidence that have been meticulously analyzed and have withstood the test of time. They are supported by a large body of evidence, providing a comprehensive and complete explanation of phenomena. It's worth noting that while a hypothesis can be tested with an experiment, it can't be proven correct. When a hypothesis has been rigorously tested and is generally accepted as an explanation for a phenomenon, it can be elevated to the level of scientific theory. The fossil evidence collected by the scientist in the scenario is merely supporting evidence, not conclusive. The scientist needs to gather more empirical data and test her hypothesis before it can be considered a scientific theory.
Thus, her hypothesis cannot become a scientific theory at this point as it needs further testing and evidence to support it.
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Read the following and then answer the questions: Jimena was quietly enjoying her lunch when an unexpected knock on the door startled her. She found two people in suits standing on her front porch. They explained they were medical scientists from Columbia University in New York, and they were visiting her to talk about some old blood samples from a transfusion she had back in the 1970s. They showed Jimena a consent form that she had signed. It had allowed scientists to store and study her blood to help advance their medical knowledge. Now she was worried. Did she have some terrible disease? She invited them in and sat down in case the news was bad. The researchers explained that they were part of a team that searches for viruses in old blood transfusion samples. Their work was aimed at finding new transfusion-transmissible viruses that ought to be screened for in the donated blood supply to further protect patients. They were looking at samples from the 1970s because, unlike today, the only virus screened for back then was Hepatitis B. These lightly screened samples might lead to discovery of previously unrecognized viruses. Sadly, lack of broader screening for bloodborne viruses meant that thousands of people were infected with Hepatitis C and human immunodeficiency virus (HIV) by way of contaminated blood transfusions during the 1970s and 1980s. People with hemophilia, a blood-clotting disorder, had an unusually high prevalence of Hepatitis C virus and HIV. This is because managing hemophilia in the 1970s and 1980s often involved administering clotting factors derived from human blood. Before the stricter screening went into effect, at least 6,000 hemophiliacs in the United States are believed to have contracted Hepatitis C from blood transfusions. Of course, hemophiliacs were not the only ones who suffered: Anyone who got a transfusion for any reason at that time was at high risk for exposure to these viruses. In 1976, during her last trimester of pregnancy, Jimena had developed severe anemia. She remembered receiving a blood transfusion a few weeks before she delivered her son, Jose. The transfusion was done to ensure that her blood levels could support both her and her child during delivery. She knew this must have been the reason the doctors were visiting her now. She asked them if they were here to tell her she had HIV or hepatitis––she had been feeling very tired lately, and wondered if this was the cause. The doctors hastened to explain that the blood she received was not infected with Hepatitis C or HIV. But they had found something else: a new virus never seen before in humans. They examined the medical records of all the people who had received blood with this virus, and it did not seem to cause disease. However, they wanted to investigate more. They were here to get a more detailed medical history from Jimena, along with a new blood sample. They also wanted to reach out to Jose, Jimena’s son, and see if he’d be willing to take part in the study, too. Jimena’s eyes became moist as she explained that Jose had died of cancer eight years ago. The doctors expressed their sympathy, but pressed Jimena for the type of cancer he had developed. She said it was liver cancer. "Are you sure we didn’t catch hepatitis C from the transfusion?" she asked the researchers. "I know that can cause liver cancer, right?" "Yes, it can," they replied.
1. How could old samples of donate blood be screened to search for new viruses?
3. How could researchers isolate and grow a particular virus from the Jimenas blood?
Answers
The researchers could isolate and grow a particular virus from Jimena's blood through the following procedure: The process of isolating and growing a particular virus from Jimena's blood is called virus cultivation.
Researchers begin by collecting a blood sample and treating it with a substance that ruptures the host cells while leaving the viral particles intact. After that, they transfer the suspension to a suitable host cell and incubate it. The host cell is used to propagate the virus. If the virus reproduces, it is allowed to infect the host cells. Then the infected cells are checked regularly to see how the virus is doing in the host cell. This enables the researchers to research the virus and take measures to protect people from being infected by it.
Researchers can isolate and grow a particular virus from Jimena's blood by following several steps. First, they would collect a blood sample from Jimena. Next, they would separate the blood components, such as plasma and red and white blood cells, to identify the presence of the virus. Once they have located the virus, they would extract it from the blood sample.
To grow the virus, researchers would then introduce it into a suitable cell culture or host organism, which provides the necessary environment for the virus to reproduce. They would monitor the growth of the virus and collect new viral particles as they are produced. Throughout this process, researchers would ensure the cell culture or host organism is kept under controlled conditions, such as temperature and humidity, to optimize viral replication.
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A mechanism by which cancer cells can evade an immune response involves an alteration in the amount of MIC on the cell surface by _________. Group of answer choices cleavage of MIC at the cell surface by a protease decreasing the level of MIC transcription switching from a transmembrane form of MIC to a secreted form cytosolic degradation of MIC in proteasomes alternative mRNA splicing resulting in a truncated form of MIC that is no longer able to bind to NKG2D
Answers
Answer:
cleavage of MIC at the cell surface by a protease
Explanation:
The immune system refers to a complex network of cells and proteins that function to eliminate potentially tumorigenic cells on a daily basis. However, cancer cells show mechanisms in order to escape immune responses. MHC class I chain-related proteins A and B (MICA and MICB) are expressed in normal and tumorigenic cells where they act as ligands of the NKG2D receptor. The expression level of these proteins (MICA and MICB) is finely regulated by the activity of metalloproteinases (i.e., by protease-mediated cleavage), but this mechanism is altered in cancer cells. Recently, drug therapies that stimulate NKG2D mediated tumor destruction by reducing the cleavage of MICA and MICB from the surface of cancer cells have been developed.
plz help. how did Darwin almost ruin the data he had for his Galapagos finches?
Answers
Answer:
by nearly dropping the book in the ocean
Energy from the sun causes water to evaporate from the land and from bodies of water. As this water vapor moves high into the air, the surrounding air cools it, causing it to condense and form ________________. *
a.runoff
b.evaporation
c.clouds
d.groundwater
Answers
Answer:
c. Clouds
Explanation:
It is the process called as condensation. Condensation is when the water vapor moves up to from clouds.
Please Answer!! picture above
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First, you need to do the multiplacation that's inside the perenthises.
Second, you will need to divide the two answers which will give you that first box.
Which process would bacteria living near a heat vent on the ocean floor use it build carbon-based molecules, such as sugars?A. Light- independent reactions B. Cellular respiration C. Fermentation D. Chemosynthesis
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'Chemosynthesis' basically is the process which a bacteria living near a heat vent on the ocean floor use to build carbon-based molecules, such as sugars.
What do you mean by Chemosynthesis?
Chemosynthesis is a process by which some organisms use chemical energy to produce carbohydrates. This process occurs in environments where sunlight is not available, such as deep-sea hydrothermal vents. Organisms such as bacteria and other microbes convert chemicals such as hydrogen sulfide and methane into energy, which they use to produce organic molecules such as glucose.
The bacteria living near hydrothermal vents on the ocean floor use chemosynthesis to build carbon-based molecules, such as sugars, from the hydrogen sulfide and other chemicals that are spewed from the vent. The bacteria use the energy from the chemical reaction to form carbohydrates from the chemical reaction, which are then used as a source of energy for the bacteria. This process is thought to be the first form of energy production for life on Earth, and is seen as an important part of the global carbon cycle.
Hence, option D is correct.
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what is discontious vartion?
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Answer: Hi!
Discontinuous variations are differences in a population (for example, a group of pea plants) that can be clearly seen. For example, the peas can be wrinkled or smooth, or can have wide, short seed pods, or long, thin seed pods. These are determined by different alleles.
Hope this helps!
Why do cells differentiate
Answers
Answer:
Differentiated cells are important in a multicellular organism because they are able to perform a specialised function in the body that other cells can't.
Explanation:
How does understanding physical properties of matter help us to make informed choices for sustainable living?
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Answer:
Understanding physical properties of matter can help us make informed choices for sustainable living in several ways. For example, by understanding the properties of materials such as thermal conductivity, thermal capacity, and density, we can make better decisions about insulation materials for buildings, which can lead to reduced energy consumption for heating and cooling. Understanding the properties of different materials also helps us choose those that are more durable, reducing the need for frequent replacements and reducing waste. Additionally, knowledge of the properties of materials can help us identify safer and more environmentally friendly alternatives to hazardous substances, such as lead or toxic chemicals. Overall, understanding the physical properties of matter allows us to make choices that are both sustainable and environmentally responsible.
Life is to short to dwell on the past something happens move on scars wont heal if you keep reliving what gave those scars to you I'm always giving people advice that I dont follow myself I act like its so easy to forget or move on from the past but it isn't nothing is easy life is gonna throw a lot of stuff at you and what you think is the worst pain you'll ever feel theres more where that came from we wish to be older and when were older we wish to be younger Its not easy and its not always gonna be happy or sad you have a lot of emotions that your gonna use when your older we all have futures we just have to make it there it might seem bad now but it'll get better or it might seem great now and im very sorry to tell you this but it'll get worse we can't control others actions but we can control how they affect us or how we affect them there's light at the end of the tunnel theres no rainbow without the rain
I wish everyone a wonderful day stay in there you can and you will you just have to believe you can before you do :) bye bye
(sorry if i make no sence or spelled a lot of things wrong my eyes hurt )
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Im here for y'all just friend me!
If you read all the way through just to make your night a lil better or you're genuinely not doing well. I can be a random internet stranger who will listen!
I understand how seeing other's say this or be positive makes you think it won't get better but it will, i was in a hospital 6 months ago and now im doing fine, on meds. I love you!
With aging, bones can become more brittle. This brittleness is due to which factor?a greater rate of bone resorption results in loss of calcium salts from the bone matrixwith aging, there is a reduction in collagen synthesis by osteoblasts, which means a loss of tensile strengtha loss of the ability of bone cells to synthesize vitamin C needed for collagen synthesismost elderly people are deficient in vitamins A and D, and also in calciumfor women and men, the complete loss of estrogen means that all older individuals will develop osteoporosis
Answers
The factor responsible for the brittleness of bones with aging is a combination of factors, but primarily it is due to a greater rate of bone resorption which results in the loss of calcium salts from the bone matrix.
This process is more significant in women, especially after menopause when the levels of estrogen decline. Estrogen is essential in maintaining bone health by inhibiting bone resorption and increasing bone formation. With a reduction in estrogen levels, there is a higher rate of bone loss, leading to osteoporosis. Additionally, there is a reduction in collagen synthesis by osteoblasts, which means a loss of tensile strength.
Vitamin C is crucial for collagen synthesis, and as bone cells lose their ability to synthesize it, there is a decline in collagen production, leading to bone fragility. Moreover, most elderly people are deficient in vitamins A and D, and calcium, which are necessary for bone health. Adequate intake of these nutrients is essential in preventing bone loss and maintaining bone strength in older adults.
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Hi, I want to know what tract means in biology. Pls, elaborate on that.
Answers
Answer:
Tract is the system of body parts , they perform functions together .
Explanation:
A Scientific tract , designed for instruction and entertainment, and adapted to schools, lyceums and families.
in artificial selection, humans induce evolution in a species over time through our actions. what dictates changes in species in the process of natural selection?
Answers
Natural Selection can act without the input of humans whereas artificial selection requires human input.
What is natural selection?Natural selection is a mechanism of evolution such that organisms that adapt to the environment are more likely to survive and pass on the genes. Due to this process, species can change and diverge over time.
Four conditions that are needed for natural selection to occur are reproduction, heredity, variation in organisms and variation in individual characters and if they are met, natural selection automatically results.
Natural selection is a selective process that occurs due to the fitness of an organism to its environment whereas artificial selection is the selective breeding in order to increase the frequency of desired traits.
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Chromosomes that have the same structure, size and carry the same genes but different versions of that gene.
A. Identical Chromatids
B. Homologous Chromosomes
C. Centromeres
D. Heterozygous Chromosomes
Answers
Answer:
heterozygous chromosomes
Explanation:
They're both the same size and the same gene, but their different versions
all you need is in the photo
Answers
Answer:
There are seven essential processes in common: movement, respiration, sensitivity, growth, reproduction, excretion and nutrition or MRS GREN.
but i think the answer is D
Explanation: