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MITOSIS MEIOSIS Parent cell (2n) Parent cell (2n) Figure 9.17 Mitosis and Meiosis: A Comparison
| Date post: | 05-Jan-2016 |
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MITOSIS
MEIOSIS
Parent cell (2n)
Parent cell (2n)
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Prophase
Prophase I
No synapsis ofhomologouschromosomes
Synapsis andcrossing overof homologs
Homologouschromosomepairs
Crossover
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Metaphase
Metaphase I
Individualchromosomesalign at theequatorial plate.
Homologouspairs align at theequatorial plate.
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Anaphase
Anaphase I
Centromeresseparate. Sisterchromatidsseparate duringanaphase, becomingdaughterchromosomes.
Centromeresdo not separate;sister chromatidsremain togetherduring anaphase;homologs separate;DNA does notreplicate beforesubsequent prophase.
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Two daughter cells (each 2n)
Telophase I
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Metaphase II
No further division
Figure 9.17 Mitosis and Meiosis: A Comparison
MITOSIS
MEIOSIS
Four daughter cells (each n)
Chromatidsseparate.
No further division
Figure 9.17 Mitosis and Meiosis: A Comparison
