Which category of CCNS antineoplastic drug inhibits DNA replication and is most effective in the G1 and S phases of the cell cycle?
a. alkylating agents
b. antitumor antibiotics
c. steroid drugs
d. antimetabolites
.A
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Mutations in polypeptides called ________ that are produced by cytotoxic T cells could prevent T cells from destroying infected cells.
A. interferons B. antibodies C. histamines D. perforins
__________ stimulation promotes bronchiolar smooth muscle contraction, which increases airway resistance by producing bronchoconstriction
Fill in the blank(s) with correct word
Which of the following is the definition of a kilocalorie?
a. unit of measurement that takes 1 gm of water to raise one degree b. unit of measurement that defines the energy of food c. unit of measurement of metabolism d. unit of measurement required to burn particles of food
Which of the following most specifically describes the contents of the greater splanchnic nerve?
a. visceral motor fiebrs b. preganglionic sympathetic fibers c. parasympathetic postganglionic fibers d. preganglionic parasympathetic fibers