Which of the following recognizes and binds to MHC I proteins and helps stabilize the binding of epitopes to T cell receptors?
A) CD8
B) MHC I
C) CD26
D) CD4
E) CD95
A
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The water in a damaged root is seeping between cells and not moving into the vascular tissue. What part of the root has been damaged?
A. Primary vascular tissue B. Pith C. Root hairs D. Casparian strip E. Root cap Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about the functions of the different tissues in plant roots?? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
If an inflamed diverticulum ruptures, it may lead to
a. hemorrhoids. b. cancer. c. peritonitis. d. lactose intolerance. e. ulcers.
In which of the following ways do plant hormones differ from hormones in animals?
A) Plant hormones most often travel in air as a gas. B) Animal hormones are only local regulators. C) Plant hormones are typically released into the soil. D) Animal hormones are primarily for mating and embryonic development.
Most of the normal variation in human height is due to the influence of
A) ADH. B) epinephrine and norepinephrine. C) growth hormone. D) testosterone. E) thyroxine.