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Cellular Biology > Mitosis and Meiosis > Flashcards

Mitosis and Meiosis Flashcards

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1
Q

Stages of mitosis (6)

A 
Interphase
Prophase
Prometaphase
Metaphase
Anaphase
Telophase/cytokinesis
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2
Q

Product of mitosis

A

Two genetically identical cells

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3
Q

Mitosis interphase

A

Chromosomes replicate in nucleus

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4
Q

Mitosis prophase (3)

A

Chromosome condensates
Mitotic spindle formation
Chromosomes with 2 chromatids joined at centrosomes

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5
Q

Prometaphase (3)

A

Nuclear membrane disintegrates

Microtubules bind to chromosome at centromere forming mitotic spindle

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6
Q

Mitosis metaphase (2)

A

Centrosome pull chromosome apart

Chromosome aligns on metaphase plate

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7
Q

Mitosis anaphase (2)

A

Cleavage

2 identical daughters chromosome pulled to opposite sides of cell

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8
Q

Mitosis telophase

A

Nuclear envelopes reforms

Each daughter cell with identical chromosomes

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9
Q

Mitosis cytokinesis

A

Complete cell cleavage (division of individual cell)

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10
Q

Meiosis produce

A

4 haploid cells

Genetically distinct

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11
Q

Meiosis interphase

A

DNA replication

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12
Q

Prophase 1 (6)

A 
DNA condenses to form chromosomes
2 sister chromatids joined at centromere
Line up in random orientation
Nuclear envelope disintegrate
Centrosomes migrate to opposite sites
Crossover
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13
Q

Metaphase 1

A

Microtubules attach to centrosome and chromosomes

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14
Q

Anaphase 1

A

Homologous pairs of chromosomes get pulled apart

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15
Q

Telophase 1 and cytokinesis (3)

A

Cell separation
DNA reverts to chromatin site
Nuclear membrane begins to corm again

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16
Q

Prophase 2 (3)

A

Nuclear envelope dissolves
Chromosomes condense
Centrosome duplicate and migrate

17
Q

Metaphase 2 (3)

A

Microtubules form
Attach to centrosome
Arrange along metaphase plate (this time in straight line)

18
Q

Telophase 2 (3)

A

2 cells become 4 cells
Chromosomes unravel again to uncondensed form
Nuclear envelope form again

Cellular Biology (13 decks)

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