Apoptosis is
A. the production of antibodies.
B. programmed cell death.
C. a form of cell division.
D. a nonspecific defense.
Answer: B
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Which of the following is a sign of a healthy egg?
a. a small air cell c. albumin clings to yolk b. a yellow yolk d. all of the above
The inner portion of the adrenal gland is the ____________________, which secretes hormones belonging to the chemical class of ____________________
Fill in the blank(s) with correct word
Blood chemistry changes are examples of ______ stimuli, whereas sympathetic nervous system impulses are examples of _______ stimuli for hormone release
A. neural; humoral B. positive; negative C. Negative; positive D. humoral; neural
Cells of the small intestine and kidney tubule have a "brush border" composed of ________, which are cell extensions that increase surface area.
A. plicae B. flagella C. cilia D. rugae E. microvilli