Cell Cycle
The cell cycle is controlled in most cells by

time (after a certain length of time the cell divides)
cell size (when the cell reaches a certain size, it divides)
a series of checkpoints
different cells exhibit different control strategies

ANSWER DOWNLOAD EXAMIANS APP

Cell Cycle
A centromere is

All of these
a constriction on a chromosome bound to a disk
another name for kinetochore
the structure to which microtubules attach

ANSWER DOWNLOAD EXAMIANS APP