B2- stem cells and mitosis

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10 Terms

1
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Define a stem cell

An undifferentiated cell

2
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State the two types of stem cell

Adult and embryonic

3
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Where are stem cells found in plants?

Meristems

4
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State the stages of the cell cycle

G1, S, G2, mitosis

5
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Define ‘cytokinesis’

Division of the cytoplasm

6
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What is the function of mitosis?

  • growth

  • Repair damage cells

  • Replace worn out cells

7
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Describe the data cells formed in mitosis

Two diploid cells that are genetically identical

8
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Why is it important that DNA replication takes place in the S phase?

This insures that the daughter cells had a diploid number of chromosomes

9
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What is asexual reproduction?

Reproduction with one parent

10
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Describe an advantage of sexual reproduction

Increased variation