Progression Through the Cell Cycle in the Yeast Saccharomyces Cerevisiae

Multiple Choice

Progression through the cell cycle in the yeast Saccharomyces cerevisiae is regulated by

A) external signals such as availability of nutrients and mating factors.
B) internal signals such as growth factors and steroid hormones.
C) internal signals such as the availability of glucose and ATP.
D) simple organisms such as yeast do not have a cell cycle.