Meiosis Flashcards

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1
Q

Meiosis

A

During meiosis, the number of chromosomes is halved so that each daughter cell has only one of each type of chromosome. This is necessary for sexual reproduction and also creates variation in the offspring

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2
Q

Interphase

A

The DNA is replicated

Cell Growth

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3
Q

Prophase 1

A

The chromosomes become visible
The homologous pairs come together and crossovers occur between a matching segment of one chromosome with a strand in its paired homologue

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4
Q

Metaphase 1

A

The chromosomes line up in the equator of the cell

Spindle forms

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5
Q

Anaphase 1

A

The whole chromosomes are pulled to each side by the spindles

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6
Q

Telophase 1

A

Two new nuclei is formed around the chromosomes

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7
Q

Cytokinesis 1

A

The cytoplasm splits into two complete cells

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8
Q

Prophase 2

A

A new spindle forms around the chromosomes

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9
Q

Metaphase 2

A

The chromosomes line up in the equator of the cell

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10
Q

Anaphase 2

A

The centromere divides and the chromatids are pulled apart to the side

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11
Q

Telophase 2

A

Four new nuclei is formed around each set of the chromosomes

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12
Q

Cytokinesis 2

A

The cytoplasm splits into four complete cells

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