Multiple choice

Which pair of chemicals would prevent the formation of microtubules in cytoplasm?

  1. Nicotine and cyanide

  2. Ricin and cocavalin

  3. Rotenone and vinchristine

  4. Colchicine and vinblastin

  5. Oubain and ricin
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Colchicine inhibits microtubule polymerization by binding to tubulin, one of the main constituents of microtubules. Vinblastine is an antimicrotubule drug used to treat certain kinds of cancer.

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