Lesson 1: Mitosis Answers

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What are the four phases of mitosis?

A
prophase
B
metaphase
C
anaphase
D
telophase
E
cytokinesis
3

What is the end result of mitosis?

A
one cell with two identical copies of DNA
B
two cells with different copies of DNA
C
one cell with two different copies of DNA
6

Why is mitosis important to organisms? Check all that apply.

A
reproduction of the organism
B
growth of the organism
C
repair of damaged or dead cells
D
reproduction of new cells
7

Describe the benefits to using tissue cultures to study medications used for treating cancer cells.

Answer:

Tissue cultures allow scientists to test medications on cancer cells outside the patient, see which treatments slow their growth, and avoid exposing patients to unnecessary medications.

9

What is the end result of mitosis?

A
one cell with two identical copies of DNA
B
two cells with different copies of DNA
C
one cell with two different copies of DNA
12

What would happen to an organism if mitosis did not occur? Check all that apply.

A
The organism would not be affected.
B
The organism would not grow.
C
If an organism were cut or burned, the damaged area would not heal.
D
The organism would not produce new cells.
13

What are the four phases of mitosis?

A
prophase
B
metaphase
C
anaphase
D
telophase
E
cytokinesis

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