meiosis Flashcards by Briana Livesay | Brainscape

Q

envelope disappears and spindles form

A

prophase 1

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Q

homologous chromosomes pair up forming a tetrad

A

prophase 1

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Q

copied sister chromatid from mom “stands” next to one from dad

A

prophase 1

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Q

non-sister chromosomes exchange information

A

prophase 1

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Q

crossing over

A

prophase 1

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Q

spindles attach to chromosomes

A

metaphase 1

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Q

crossed over chromosomes align randomly

A

metaphase 1

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Q

tetrads line up on either side of metaphase plate

A

metaphase 1

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Q

independent assortment

A

metaphase 1

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Q

spindles pull half of the tetrad to its pole

A

anaphase 1

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Q

homologous chromosomes/ tetrad is seperated

A

anaphase 1

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Q

cytokinesis occurs seperating daughter cells

A

telophase 1

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Q

how many cells after telophase 1

A

2 haploid cells

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Q

after meiosis 1

A

23 duplicated chromosomes/sister chromatids

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Q

sister chromatids randomly line up at metaphase plate

A

metaphase 2

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Q

another independent assortment

A

metaphase 2

Q

spindles attach

A

metaphase 2

Q

single chromosomes move to each pole

A

anaphase 2

Q

cytokinesis occurs in both cells

A

telophase 2

Q

after telophase 2

A

4 haploid cells