1. The cell phase where a single round of replication is
ensured.

A.G1 B.S C.G2 D.M E.G0

2. Which of the following is characteristic of the first
division of mitosis?

A. Chromosomes are duplicated prior to division B. Sister
chromatids are attached to each other at the centromere

C. Nuclear membrane and nucleolus disappear in prophase D.
Homologous chromosomes pair

3. Let 7n represent the amount of DNA present in the gamete of
an eikaryotic organism. How much DNA would you expect to find in
each of the following situations, Where:

A.7n B.14n C.28n D.35n E.1n

-Cellprophase of Meiosis II

-A gamete in cell G0

-A somatic cell in G0

-A cell in prophase of mitosis

-A cell resulting from Meiosis II

4.Would over expression of p16 affect a tumor cell lacking
functional Rb protein?

A.Yes B.No C.Unable to determine