Chapter 3

Question 1

The rate of diffusion across a plasma membrane is affected by

Answer 1

-The steepness of the concentration gradient.
-Temperature
-Mass if the diffusing substance
-Surface area
-Diffusion distance

Question 2

Gerontology

Answer 2

The study of the processes and problems associated with aging

Question 3

The cell cycle consists of two major periods:

Answer 3

Interphase and the mitotic phase

Question 4

When a cell is not dividing; the cell replicates its DNA

Answer 4

Interphase

Question 5

When a cell is dividing. Includes: Telophase, Anaphase, Metaphase, Prophase

Answer 5

Mitotic phase