cell division - stosich science · 2019-02-04 · meiosis, or sex cell division cytop as m...

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Cell Division

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Page 1: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Cell Division

Page 2: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

A cell’s life

Page 3: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Compare:

Page 4: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Two kinds of DivisionMitosis Meiosis

Page 5: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Chromatin

Page 6: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Chromosomes

Page 7: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Chromatin → Chromosomes

Page 8: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Chromatin → Chromosomes

Page 9: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Diploid vs Haploid

Diploid = 2n Haploid = n

Page 10: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Diploid vs Haploid

2n = 38n = 19

2n = 46 n = 23

2n = 80n = 40

2n = 14n = 7

2n = 34n = 17

Page 11: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Mitosis

Page 12: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or
Page 13: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Meiosis

Page 14: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or

Meiosis Mixes Traits up

Page 15: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or
Page 16: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or
Page 17: Cell Division - Stosich Science · 2019-02-04 · Meiosis, or sex cell division cytop as m nucleolus At the onset Of meiosis, DNA strands thicken into chromosomes. Homologous. or