Mitosis

Question 1

Label A

Revolt · Accepted Answer

C: C. Chromatin in the cell coils into chromosomes that can be seen.

Question 2

Label B

Revolt · Accepted Answer

B: B. The chromosomes that were doubled become attached to the spindle fiber by their centromeres.

Question 3

Which examples demonstrate growth of an organism as a result of mitosis?

Revolt · Accepted Answer

B: a baby growing into a toddler; C: a seed becoming a plant

Question 4

Which examples show repair or replacement of damaged cells?

Revolt · Accepted Answer

A: a scrape being healed; B: scars forming where a cut once belonged

Question 5

What is typical of cell reproduction when normal cells are reproduced in a petri dish from a tissue culture? Check all that apply.

Revolt · Accepted Answer

A: Cells reproduce only when there is room in the petri dish.; B: Cells reproduce one layer thick and then stop reproducing.; D: When a cell dies or is damaged, a new one is created to fill the empty spot.

Question 6

What is the benefit to using tissue cultures with cancer patients?

Revolt · Accepted Answer

B: Medications can be tested on the cancer culture before being injected into the patient.

Question 7

Label C

Revolt · Accepted Answer

A: A. Centromeres are split apart, and sister chromatids are pulled to opposite poles of the cell.

Question 8

What is typical of cell reproduction when cancer cells are reproduced in a petri dish from a tissue culture? Check all that apply.

Revolt · Accepted Answer

B: Cells reproduce without limit.; C: Cells reproduce with multiple layers.; D: Cell reproduction never stops.

Question 9

Label D

Revolt · Accepted Answer

D: D. Sister chromatids are separated and contain identical copies of DNA.

Mitosis Answers

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