The progression from metaphase to anaphase is triggered by

a. activation of protein kinases by MPF.
b. ubiquitin-mediated proteolysis of key proteins.
c. binding of an inhibitory protein to MPF.
d. depolymerization of the mitotic spindle.


Ans: b. ubiquitin-mediated proteolysis of key proteins.

Biology & Microbiology

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Which number identifies the site where activators bind?

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The ability of animals to adjust to seasonal changes in temperature is called:a

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______________ links adjacent amino acids together.

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The archaea known as halophiles

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Biology & Microbiology