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Cell Reproduction. Mitosis and Binary Fission
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Slide 1

Cell Reproduction

Cell Reproduction

Mitosis and Binary Fission

Slide 2

Three Schemes

Three Schemes

Slide 3

Major Events in Mitosis

Major Events in Mitosis

Slide 4

Vocabulary

Vocabulary

Mitosis = division of the cell nucleus and its contents

Cytokinesis = the division of cell cytoplasm into two identical daughter cells

Chromatin = the combination of DNA and histone proteins

Diploid = Two copies of each chromosome, one paternal, one maternal

Slide 5

Chromosomes in the Larger Scheme

Chromosomes in the Larger Scheme

Slide 6

Chromosome Structure

Chromosome Structure

1 Chromatid

2 Centromere

3 Short arm

4 Long arm

Slide 7

Telomeres

Telomeres

Do not code for genes

Keep ends of chromosomes from sticking to each other

Prevent loss of genes

Slide 8

The Cell Cycle

The Cell Cycle

Slide 9

Prophase

Prophase

Slide 10

Metaphase

Metaphase

Slide 11

Anaphase

Anaphase

Slide 12

Telophase

Telophase

Slide 13

Cytokinesis

Cytokinesis

Slide 14

Mitosis in Onion Root Tip

Mitosis in Onion Root Tip

Slide 15

Binary Fission

Binary Fission

The primary method of reproduction for prokaryotes

Does not require a mate

Is asexual reproduction

Does not increase the variation in a population

Slide 16

Binary Fission

Binary Fission

Central growth

Apical growth

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