The progeny cells of a B-cell clone are called
A. antibodies.
B. plasma cells.
C. activated macrophages.
D. Bursa cells.
E. sensitized T-cells.
Answer: B
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Growth factors such as platelet-derived growth factor function in:
A. autocrine signaling. B. paracrine signaling. C. endocrine signaling. D. juxtacrine signaling.
Which is responsible for encoding the proteins found in a cell?
A. genome. B. proteome. C. cytoskeleton. D. evolution. E. extracellular proteins.
Enzymes that are only produced when substrate is present are termed ________.
A. induced enzymes B. constitutive enzymes C. exoenzymes D. conjugated enzymes E. endoenzymes
In 1987, countries worldwide agreed to phase the production of ____________, once a major ozone destroyer, to reduce ozone layer thinning.
Fill in the blank(s) with the appropriate word(s).