A doctor examined a patient suffering from alcoholism. her symptoms included bleeding gums and loose teeth. the doctor surmised the patient had a vitamin c deficiency and diagnosed her with scurvy. vitamin c is required to produce the support tissue, collagen. this structural support is known as
Answers
Vitamin C is required to produce the collagen present in the extracellular matrix.
Vitamin CVitamin C, or ascorbic acid, is a vitamin that dissolves in water and can be found in citrus and vegetables. Vitamin C is key to preventing and treating scurvy, which is a disease that occurs from Vitamin C deficiency (most of the time due to malnutrition or severe alcoholism); the first symptoms of scurvy are weakness and fatigue, but if it does not get treated properly, it can progress to anemia, hemorrhage, periodontitis, changes in personality, and finally death.
Vitamin C is a necessary element for tissue healing, collagen synthesis, and neurotransmitter enzymatic production. It is vital for immune system function and is necessary for the functioning of numerous enzymes. It has antioxidant properties as well.
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Related Questions
PLEASE HELP polysaccharides, triglycerides, and proteins are similar in that they a) all contain nitrogen in their monomer building blocks b) are decomposed into their subunits by dehydration reactions c) are synthesized from subunits by dehydration reactions d) are synthesized from monomers by the process of hydrolysis
Answers
Answer:
Are synthesized from monomers by hydrolysis process
The branch of science that deals with the macromolecules of a living being are called biomolecules.
The correct answer to the question is option D which is are synthesized from monomers by the process of hydrolysis.
What are biomolecules?The compound which is present in a cell less than 80000 daltons is called biomolecules.These molecules are used to make the framework of a living being.Protein, carbohydrates, and lipid all are biomolecules. The similarity between these molecules is that all of these are made up of the hydrolysis process.
hence, the correct answer is option D.
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Explain how Pythium infection may disrupt the transpiration stream
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Pythium is a soil-borne fungal pathogen that can infect plant roots, causing a disease known as pythium root rot.
When plants are infected with Pythium, the fungus can colonize and damage the root tissues, including the root hairs responsible for water and nutrient uptake. As a result, the infected roots may not be able to take up water effectively from the soil, which can lead to reduced water availability in the plant tissues. This can then disrupt the transpiration stream, which is the process by which water is transported from the roots to the leaves of the plant. The disruption of the transpiration stream can cause wilted leaves, stunted growth, and even plant death.
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The major regions of the kidney are the outer region, called the __________, and the inner region, called the __________.
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The major regions of the kidney are the outer region, called the renal cortex and the inner region, called the renal medulla
In order words, the two major regions of the kidney are the the cortex and medulla.
What is kidney?The kidneys are a pair of bean shaped organ in the body which has the following functions:
It helps to balance the body fluidsIt helps to remove unwanted toxic waste substances from the bodyIt controls the production of red blood cellsThe kidneys also helps to release hormones that regulate blood pressure.Learn more about the kidneys:
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Choose the best explanation of the difference between evolution and natural selection. Question 7 options: A) Evolution is the idea that species change over time, and natural selection is a mechanism by which evolution takes place. B) Evolution is the idea that species change over time, and natural selection is the idea that nature changes over time. C) Natural selection is the idea that species change over time, and evolution is the idea that the species' food source also changes over time. D) Natural selection is the idea that species change over time, and evolution is the idea that our world changes over time.
Answers
The correct option here would be A. Evolution has to do with species changing over time while natural selection is a process that leads to evolution.
Evolution and natural selectionEvolution refers to the gradual changes to the morphological and or physiological characteristics of living organisms over time as a result of constantly trying to adjust to their environments.
Natural selection, on the other hand, refers to one of the processes through which evolution takes place. It refers to forces that select for or against traits in organisms.
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Which of these statements best explains how genes and proteins are related?
A. Genes are segments of DNA that code for proteins.
B.proteins are segments of DNA that code for genes
C.genes are the building blocks of proteins
D.proteins are the building blocks of genes
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Answer:
The answer is A
Explanation:
I just took it
such fossil evidence supports which statement put forth by alfred wegener regarding the geologic history of earth
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Answer:
Continental drift was a theory that explained how continents shift position on Earth's surface. Set forth in 1912 by Alfred Wegener, a geophysicist and meteorologist, continental drift also explained why look-alike animal and plant fossils, and similar rock formations, are found on different continents.
Explanation:
Answer: C) The continents were once United into a single supercontinent named Pangea, which broke apart and the continents gradually moved their current positions. (USATestprep)
Explanation:
The “Explanation” is all in the answer, really. :)))
what part of making the product gave it the most points
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Answer:
Price point analysis enables retailers to verify that their prices are both attractive for consumers while also generating maximum possible if this is what you are talking about if not then don't mind this
Explanation:
membrane that holds the coils of the small intestine
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The membrane that holds the coils of the small intestine is called the mesentery. The mesentery is a double-layered sheet of tissue that attaches the small intestine to the posterior abdominal wall. It contains blood vessels, lymph vessels, and nerves that supply the small intestine and also contains fat, the omentum, which acts as a cushion and protects the organs in the abdomen. The mesentery also helps to keep the coils of the small intestine in place, allowing for efficient mixing and movement of food as it is digested.
How does paraffin move up the wick
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Answer:
The wick absorbs the liquid wax and pulls it upward. The heat of the flame vaporizes the wax, and it is the wax vapor that burns. ... It continues to form as long as the wick is hot enough to vaporize paraffin. If you touch a lit match to the stream, a flame will run down it and re-light the wick.
Answer:
through capillary action
hihihihi please help
Answers
Answer:
I think is B because at stage 4 we can observe that different kinds of cell formed(the cell on the edge is different from the inner cell)
Explanation:
Answer:
i think its b as well
Explanation:
Which of the following situations is most likely to occur when biodiversity is diminished? A. Natural sources of food for humans and other animals are gained. B. Another species will fill the same niche as a species that becomes extinct. C. Resilience in the face of change increases . D. Potential sources of future medicines are lost.
Answers
The situation that is most likely to occur when biodiversity is diminished is potential sources of future medicines are lost, option D is correct.
Biodiversity loss has significant implications for human health. Many plant and animal species contain natural compounds that have the potential to treat a range of illnesses and diseases. With the loss of biodiversity, these potential sources of medicine are lost, making it more challenging to discover new treatments for various ailments.
For example, the Madagascar periwinkle plant has been used to create cancer treatments, while the Pacific yew tree contains compounds used in chemotherapy drugs. Therefore, the loss of biodiversity not only affects ecosystems but also limits the ability to discover and develop new treatments for diseases, option D is correct.
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Which of the following are proteins produced from recombinant DNA?
A. Restriction enzymes
B. Sticky ends
C. DNA libraries
D. Recombinant proteins
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Answer:
A. Restriction enzymes
Explanation:
PENN
The proteins which are produced from recombinant DNA are known as Restriction enzymes. Thus, the correct option for this question is A.
What are Restriction enzymes?Restriction enzymes may be defined as the types of enzymes which are responsible for cutting down DNA into numerous fragments. These types of enzymes are also known as molecular scissors.
Restriction enzymes are present in the bacteria to provide a type of defense mechanism called the restriction modification system.
The first restriction endonuclease is known as the Hind II, which was isolated by Smith, Wilcox, and Kelley in 1968. These proteins are definitely synthesized by the methodology of recombinant DNA.
Therefore, restriction enzymes are proteins that are produced from recombinant DNA. Thus, the correct option for this question is A.
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In mitochondria, regarding ATP synthase, tell me
A. where in the organelle are hydrogen ions in the greatest concentration
B. describe the direction of the flow of electrons within mitochondria
C. what movement of the ATP synthase is required for the production of ATP
Answers
Hydrogen ions are in the greatest concentration in the intermembrane space of mitochondria. Electrons flow from electron donors to electron acceptors through protein complexes in the inner mitochondrial membrane
A. Hydrogen ions are in the greatest concentration in the intermembrane space of the mitochondria.
The intermembrane space is the region between the inner and outer mitochondrial membranes. During oxidative phosphorylation, hydrogen ions (protons) are pumped from the mitochondrial matrix to the intermembrane space through the electron transport chain. This creates an electrochemical gradient, with a higher concentration of hydrogen ions in the intermembrane space compared to the mitochondrial matrix.
B. The flow of electrons within mitochondria is from the electron donors (such as NADH and FADH2) to the electron acceptors (such as oxygen) through a series of protein complexes in the inner mitochondrial membrane.
Electrons are transferred through four major protein complexes in the electron transport chain: Complex I (NADH dehydrogenase), Complex II (succinate dehydrogenase), Complex III (cytochrome bc1 complex), and Complex IV (cytochrome c oxidase). As electrons flow through these complexes, they gradually lose energy, which is used to pump hydrogen ions across the inner mitochondrial membrane.
C. The movement of ATP synthase required for the production of ATP is a rotational movement.
ATP synthase is a complex enzyme located in the inner mitochondrial membrane. It consists of two main components: the F0 unit embedded in the membrane and the F1 unit protruding into the mitochondrial matrix. As hydrogen ions flow back into the matrix through the F0 unit, the F1 unit undergoes a rotational movement.
This rotational movement causes conformational changes in the F1 unit, allowing it to synthesize ATP from ADP and inorganic phosphate (Pi). Each rotation of the ATP synthase produces three molecules of ATP. Therefore, the movement of ATP synthase is crucial for the synthesis of ATP, which serves as the primary energy currency of the cell.
In summary, hydrogen ions are in the greatest concentration in the intermembrane space of mitochondria. Electrons flow from electron donors to electron acceptors through protein complexes in the inner mitochondrial membrane. The movement of ATP synthase required for ATP production is a rotational movement.
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PLS HELPPPPPPPPP!!!!!!!!!! Select the correct word to complete the sentence.
The desert might seem like an unlikely place to find fish. There are long dry periods between rains when most surface water evaporates. Nonetheless, about 30 species of desert pupfish live in the American Southwest. Very hot water, unpredictable weather, high salt content, and predators are all sources of
[ choose one>>> ] [hormones], [homeostasis], [response], [stress]
for the pupfish.
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Answer:
hemeostasis
Explanation:
it makes sense because stress, response and hormones have nothing to do with the pupfish surviving. Homeostasis allows the pupfish's systems to remain stable and help them to survive these harsher conditions.
T/F:An individual with Turner syndrome has no Barr bodies
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False.
An individual with Turner syndrome does have Barr bodies. Barr bodies are inactive X chromosomes that are seen as condensed heterochromatin in the nuclei of somatic cells of individuals with more than one X chromosome. In Turner syndrome, which typically involves the presence of only one X chromosome (45,X), there is still one Barr body visible in each somatic cell.
~~~Harsha~~~
False. An individual with Turner syndrome does have Barr bodies.
Turner syndrome is a genetic condition that affects females and is characterized by the absence or incomplete development of one of the X chromosomes. One of the consequences of Turner syndrome is the presence of Barr bodies.
Barr bodies are condensed, inactive X chromosomes that are visible in the nuclei of cells. In females, one of the two X chromosomes is randomly inactivated in each cell during early development. This inactivation process ensures dosage compensation between males and females, as both sexes normally have one active X chromosome. The inactive X chromosome condenses into a Barr body, which is typically seen as a small, dark-staining structure within the nucleus.
In individuals with Turner syndrome, who have only one X chromosome instead of the usual two, Barr bodies are still present. Despite the absence or incomplete development of one X chromosome, the remaining X chromosome will undergo inactivation, forming a Barr body in each cell. Therefore, it is incorrect to say that individuals with Turner syndrome have no Barr bodies.
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The process of differentiation produces O A. new cells O B. specialized cells O C. stem cells ОО O D. prokaryotic cells
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Answer:
the answer to this question is C
Explanation:
hope it helps
what is the function of heart valves, and why is this important?
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The function of heart valves is to prevent the back flow of the blood and it is important because it ensure the flow of blood in correct direction.
Heart valve are structures in the heart that regulate the inflow of blood throughout the body. They open and close in sequence to insure that blood overflows in the correct direction and at the right pressure. This is important because it keeps the blood flowing in the right direction and ensures that the heart is working efficiently. Without the valve,
The heart would be unfit to pump blood duly and would not be suitable to supply oxygen to the body’s cells. The valve also help to keep the pressure within the heart at a safe position, precluding it from getting too high or too low. Without the valve the heart would be unfit to serve duly and would be unfit to supply the body with the oxygen and nutrients it needs.
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One property that all particles of
matter have in common is they
a. never move in solids.
b. only move in gases.
c. move constantly.
d. None of the above
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what characteristics do you are likely to acquire from your parents?
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Answer:
Hair color, eye color, skin color, physical shape, dna traits/genes
Explanation:
hope this helps you
Body type and height are some of the characteristics offspring can inherit from their parents.
What is heredity?Heredity is the scientific study of how characteristics are inherited from parents by offspring.
Genes found in the DNA are the basic units of heredity.
Offspring inherit traits from parents such as
heighthair coloreye color intelligencebody typeTherefore, characteristics such as height and eye color inherited from parents by offspring is the focus of the science of heredity.
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A. Use a concept map to illustrate the role of
producers, consumers, and decomposers in the
transfer of energy through ecosystems.
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Concept Map of role of producers, consumers and decomposers.
Producers
- Photosynthesis
- Capture energy from sunlight
- Provide energy to consumers
Consumers
- Feed on producers
- Transfer energy to decomposers
Decomposers
- Break down dead organisms
- Return energy to producers
What is the difference between a primary consumer and a secondary consumer? A primary consumer is an organism that obtains its energy by directly eating plants. Primary consumers are herbivores and are the first level in a food chain. They are also known as grazing animals, as they graze on grass and other plant life. Examples of primary consumers include rabbits, deer, sheep, and cows.Secondary consumers, on the other hand, are organisms that obtain their energy by eating primary consumers. Secondary consumers are carnivores and are the second level in a food chain. They feed on primary consumers, such as the rabbits, deer, sheep, and cows mentioned above. Examples of secondary consumers include hawks, wolves, snakes, and foxes.The main difference between primary and secondary consumers is that primary consumers obtain their energy directly from plants, while secondary consumers obtain their energy from eating primary consumers. Primary consumers are also known as herbivores, while secondary consumers are known as carnivores. Additionally, primary consumers are the first level in a food chain, while secondary consumers are the second level.To learn more about role of decomposers refer to:
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I need help figuring this out. Please
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Answer:
1) G C G U A U G (C C C) (U U U) (A A C) (C G C)
2) U U A U G (C G U) (U A G) (G C G) (U U U) (A U U)
3) U A U G (G C U) (U A G) (A A U) (A A C) (C C G) (U A A)
4) U U A U G (C A A) (A G G) (G C G) (U A U) (C U U) (U A G)
5) represent codons which are groupings of 3 consecutive nucletides
Explanation:
Opposites for REGULAR mDNA base pairings are T= A and G = C, however, since it is mRNA, your base pairings change a little. G is still to C BUT Thymine (T) becomes Uracil (U) so A= U instead of A= T. So big difference between mRNA and mDNA is that Thymine changes to Uracil and vice versa depending on how the code is being translated.
Hope this helps some, please let me know if there's anything that doesn't make sense
Electron microscopy of metaphase chromosomes demonstrated various degrees of coiling. What was the name of the model that depicted this process?
Answers
The model that showed different degrees of coiling in metaphase chromosomes using electron microscopy was called Folded Fibre.
Electron microscopy: A microscope that uses an accelerated electron beam to illuminate is called an electron microscope. Since the wavelength of an electron can be up to 100,000 times shorter than that of visible light photons, electron microscopes can disclose the structure of smaller objects and have a higher resolving power than light microscopes. A scanning transmission electron microscope has achieved more than 50 pm resolution in annular dark-field imaging mode and magnifications of up to roughly 10,000,000. In contrast, conventional light microscopes are limited by diffraction to about 200 nm resolution and usable magnifications below 2000.
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The density of the material will ___ when thermal energy is added to it.
Answers
Answer:
the unit used for measuring the heat.
Explanation:
depending on the work your doing it's D/4
Please if someone knows how to solve this
Answers
Answer:
1. skin forms a physical barrier against pathogens
2. lysozyme in saliva kills pathogens by ingestion
3. mucus is a pathogen trap
4. phagocyte kills pathogens by breaking down their cell walls
Explanation:
1. Skin covers almost all around the body, protecting inner systems from being exposed to pathogens (bacteria). Also, skin is an unfavourable environment for pathogens.
2. lysozymes are organelles in saliva that ingest pathogens (by phagocytosis) and break them down
3. mucus lines the inside of the throat and trachea. With its sticky texture (and cilia), it is able to trap pathogens and move it up to the throat, where it can be swallowed and killed in the stomach by stomach acids.
Answer:
lysozyme in saliva - kills pathogens by breaking down their cell wallsphagocyte - kills pathogens by ingestionmucus - is a pathogen trapskin - forms a physical barrier against pathogensExplanation:
have a lovely day :)
In the process of , dna is used as a template for making another type of nucleic acid called. The process begins when the enzyme binds to a region called the.
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A crucial biological process called transcription involves copying genetic information from DNA to messenger RNA, another nucleic acid.
What acts as the DNA replication template?The double helix of DNA serves as a model for self-replication. Each strand of DNA can be used as a template to determine the nucleotide sequence in its complementary strand since nucleotide A will only pair successfully with T and nucleotide G will only pair successfully with C.
Why is protein synthesis called translation yet RNA transcription is not?Why is protein synthesis referred to as "translation" and RNA synthesis as "transcription"? RNA synthesis uses nucleic acids to create a complementary copy of the DNA, whereas protein synthesis necessitates changing the information in the RNA.
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The most notable difference between PrPC (normal protein) and PrPSc (prion protein) is
a. PrPC is a much longer polypeptide chain, compared to PrPSc.
b. PrPC causes a cell to undergo rapid apoptosis.
c. PrPc folds appropriately whereas PrPSc does not fold correctly.
d. PrPc is a functional glycolytic enzymewhereas PrPSc is nonfunctiona
Answers
The most notable difference between PrPC (normal protein) and PrPSc (prion protein) is (c) PrPc folds appropriately whereas PrPSc does not fold correctly.
Prions are proteins that have been folded incorrectly and have the ability to pass on their incorrect folding pattern to normally folded forms of the same protein. They describe a number of deadly and contagious neurodegenerative disorders in both humans and numerous other animals. The PrPc protein is a typical component of brain tissue. Prion disorders are characterised by the transformation of normal PrPc into the misfolded form of PrPSc. PrPSc is an insoluble conformer that is rich in beta structure, whereas PrPSc is a normal protein that is rich in alpha helices.
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Which other species is the Bat Eared Fox most closely related to on the dadogram? Look up that species, list it below and write down 5 features of this
species
a Scientific name,
b. Common name
c. Description/feature
Answers
According to the most recent research, the true foxes of the genus Vulpes are very similar to the bat-eared fox.
They stand out because they have a triangular face, pointed ears with an elongated rostrum, a bushy tail, and retractable claws, unlike other members of the Canidae family.
Is a fox with bat-eared ears real?Because of their surprising teeth, Bat-eared Foxes were once thought to be as a particular subfamily of canids (Otocyoninae). Nonetheless, as per later assessments they are firmly connected with the genuine foxes of the family Vulpes. According to other studies, the genus is considered an outgroup that is not very closely related to foxes.
Habitat:In Africa, the bat-eared fox can be found in two distinct regions. One population lives from Sudan to Tanzania in east Africa. A subsequent populace is in southern Africa. Savannas and grassy plains with little precipitation are their favorite habitats.
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which is not a function of the lymphatic and immune systems? question 90 options: a) transport fats absorbed by the small intestines. b) primary defense against the invasion of pathogens. c) assist in the blood clotting process. d) collect excess tissue fluid and return it to the circulatory system.
Answers
c) Assist in the blood clotting process is not a function of the lymphatic and immune systems.
Blood clotting is a process that is done by the coagulation system of the body. Neither the lymphatic nor the immune system has any role is the blood clotting process.
The major role of the immune system is to provide a defense to the body agast any foreign particle that invades the body and has the potential to cause an infection in the organism.
The major function of the lymphatic system is to remove all the excess fluids in the body so that the fluid levels can be maintained in the body of an organism.
Hence, all of the above options are either the function of the immune of the lymphatic system except option c.
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Pls help :(
Can humans make changes in their lifestyle choices to limit global warming? Provide at least three examples to support your
claim.
Answers
Buy better bulbs.
Maple sap boils at 104°C. At what Fahrenheit temperature does the sap boil? Make sure you show all your work, including formula and unit.
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Answer:
Explanation:
(104°C × 9/5) + 32 = 219.2°F