Biology, 20.08.2019 01:00 kendasinjab
What is (are) the role(s) of complement proteins in the immune response?
i. they attract white blood cells to the site of infection.
ii. they other cells avoid infection.
iii. they cause pathogens to clump together, making the pathogens easier to identify and destroy.
iv. they form a pore in the plasma membrane of a pathogen, causing it to rupture.
Answers: 1
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Natural selection changes allele frequencies because some survive and reproduce more successfully than others.
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4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.
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Water changes bacteria in the soil converts this nutrient into a usable form. plants take up the usable nutrient through the soil and assimilate it into proteins, making it part of the plant. an animal eats the plants, and the nutrient becomes part of the animal. when the animal dies, it decomposes, returning the nutrient back to the soil. which cycle is being described? water cycle carbon cycle nitrogen cycle phosphorous cycle
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What is (are) the role(s) of complement proteins in the immune response?
i. they attract whit...
i. they attract whit...
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