Anaphase is believed to be triggered by:
a. increase in MPF conc. c. activation of MPF
b. degradation of cyclin d. increase in mitotic cyclin conc.
During anaphase B:
a. kinetochore microtubules shorten
b. chromatids move towards cell poles
c. polar microtubules push opposite centrosomes apart
d. astral microtubules push centrosomes from cell surface
An oncogene:
a. a gene controlling Cdk production c. normal proliferation gene
b. mutated (hyperactive) proliferative gene d. normal gene inhibiting cell growth