AnswersHSBIO Biology Sem 1 26-27Lab: Diffusion Across a Semi-permeable Membrane

Mitosis Answers

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Centromeres split apart during

A
prophase
B
metaphase
C
anaphase
D
telophase
2
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What would happen to skin cells if mitosis did not take place?

A
Skin cells would regrow from other types of cells.
B
Skin cells would be replaced at a slower rate.
C
Skin cells would be replaced with new cells.
D
Skin cells would die and not be replaced.
3

Which statement accurately describes the relationship between cytokinesis and mitosis?

A
Mitosis includes interphase and cytokinesis.
B
Cytokinesis precedes mitosis in the cell cycle.
C
Cytokinesis is not a phase of mitosis, but occurs during mitosis.
D
Interphase includes cytokinesis and mitosis.
4

Which best describes the importance of mitosis to living organisms?

A
genetic variation and growth
B
growth and development
C
development and sexual reproduction
D
sexual reproduction and genetic variation
6

Scientists use tissue cultures to study possible medicines that can be used to treat cancer patients. What is one benefit of this procedure?

A
Patients do not receive harmful or ineffective medication.
B
The cultured cells are not in their normal environment.
C
Doctors know how to treat all types of cancer.
D
One tissue culture can be used for all cancer patients.
7

Which of the steps in this sequence of events is an example of mitosis at work?

A
A baseball hits the arm of a baseball player.
B
The player reacts quickly grabbing his arm.
C
A bruise forms where the ball hit the arm.
D
The bruise slowly disappears as the arm heals.
8

Which is the end result of cytokinesis from a cell undergoing mitosis?

A
one cell that has two identical copies of DNA
B
one cell that has two different copies of DNA
C
two cells that have two identical copies of DNA
D
two cells that have two different copies of DNA
9

Which are replicated during interphase?

A
sister chromatids
B
chromosomes
C
centromeres
D
nuclei

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Mitosis Answers — HSBIO Biology Sem 1 26-27