Failure of developing T cells to recognize self MHC during positive selection results in ________
Fill in the blanks with correct word
apoptosis
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The coarse hair of the eyebrows and scalp is called ________ hair
Fill in the blanks with correct word
Essential amino acids are those required by the body to build proteins, whereas
nonessential amino acids are not required by the body to build proteins. Indicate whether the statement is true or false
Compared to skeletal muscle, smooth muscle
A. contracts more rapidly and relaxes more slowly. B. contracts more slowly and relaxes more rapidly. C. contracts more rapidly and relaxes more rapidly. D. contracts more slowly and relaxes more slowly.
The maintenance of a relatively constant internal environment in an organism is termed
A) positive feedback. B) homeostasis. C) negative feedback. D) effector control. E) integration.