What happens if MPF (mitosis-promoting factor) is introduced into immature frog oocytes that are arrested in G2?
A) Nothing happens.
B) The cells undergo meiosis.
C) The cells enter mitosis.
D) Cell differentiation is triggered.

Question

Quizplus · Accepted Answer

MPF is a complex of cyclin and cyclin-dependent kinase that triggers the transition from G2 phase to M phase in cells. Since immature frog oocytes are arrested in G2 phase, the introduction of MPF would trigger the cell cycle to progress into mitosis. Therefore, the cells would enter mitosis.

What Happens If MPF (Mitosis-Promoting Factor) Is Introduced into Immature