Chapter 18

The eukaryotic cell cycle is composed of four phases in the following order

The length of time it takes for the cells labeled during DNA synthesis to begin to enter mitosis is a good estimate of the length of the _______ phase(s).

In a typical cycling mammalian cell, _______ of the cell cycle is spent in interphase.

Cell cycles of early embryonic animal cells are unusual because they have

The number of cells in the different phases of a population can be determined most easily by using a _______ to measure the amount of DNA per cell in a large sample of cells.

Cells in the quiescent phase of the cell cycle are said to be in the _______ phase.

Which of the following represents the amount of DNA in a typical G2 cell?

What event takes place during interphase?

Skin fibroblasts near a wound, arrested in G0, are stimulated to enter G1 by _______ growth factor.

The oocytes in a normal 7-year-old female (prepubertal) would be expected to be arrested in which stage of the cell cycle, until they are hormonally stimulated?