Vincristine is a cancer chemotherapy drug. It binds to tubulin dimers, inhibiting assembly of microtubules. Where do you predict that vincristine stops the cell cycle?

A. S phase
B. Prophase
C. Metaphase
D. Telophase


C

Biology & Microbiology

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With __________, an animal modifies a voluntary behavior in response to the behavior's

consequences. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

________ occurs as ________ builds up in the system if Enzyme A is nonfunctional because of an inherited mutation. 

A. albinism; melanin B. androgen insensitivity; tyrosine C. xeroderma pigmentosum; tyrosine D. phenylketonuria; phenyalanine

Biology & Microbiology

Unlike white blood cells, mature red blood cells lack a(n) ________

Fill in the blank(s) with correct word

Biology & Microbiology

Carbon dioxide can be released into the atmosphere by all of the following EXCEPT:

a) volcanic eruptions b) photosynthesis c) cellular respiration d) burning of fossil fuels

Biology & Microbiology