Mioses/Mitoses Flashcards

1
Q

Meiosis

A

: the process of producing four daughter cells, each with single unduplicated chromosomes.

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2
Q

Haploid:

A

Cells that haveChromosomes that are not paired up with similar Chromosomes

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3
Q

Diploid

A

: Cells that have normal sets of paired Chromosomes

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4
Q

Gametes

A

4 haploid cells

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5
Q

Meiosis 1 (Reduction) ends with…

A

Two haploid cells

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6
Q

Meiosis 2 (Division) ends with…

A

4 HAPOID cells with not duplicate Chromosomes

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7
Q

Order of meiosis and mitosis stages:

A

: PMAT!!

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8
Q

Prophase 1 (after chromosome replication):

A

Homologous chromosomes form TETRAD at SYNAPSE, CROSSING OVER occurs, then Nuclear Membrane dissolves, spindle fibers form and attach beginning to move chromosomes

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9
Q

Metaphase 1:

A

Homologous pairs line up on equator plane and randomly sort.

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10
Q

Anaphase 1:

A

(Simple Pull apart) Separation of one of each chromosome pair to separate ends of cell

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11
Q

Telophase 1:

A

(Nuclear Membrane forms sometimes) Chromatin does not form. Spindles disappear Plasma membrane forms two 2 haploid cells. (Cytokinesis is not apart of telophase 2)

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12
Q

Prophase 2:

A

Nuclear Membrane dissolves (if had formed), spindle fibers form again beginning to move chromosomes

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13
Q

Metaphase 2:

A

Chromosomes line up on equatorial plane

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14
Q

Anaphase 2:

A

(Simple Pull Apart) Centromere divides and microtubules pull duplicates from originals to opposite ends of cell

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15
Q

Telophase 2:

A

Nuclear membrane forms, chromatin forms, spindles disappear then cytokinesis… 4 cells separate, chromatin reforms

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16
Q

Mitosis

A

The replication of diploid cell

17
Q

Prophase

A

Nuclear Membrane dissolves (if had formed), spindle fibers form again beginning to move chromosomes

18
Q

Metaphase

A

Chromosomes line up on equatorial plane

19
Q

Anaphase

A

(Simple Pull Apart) Centromere divides and microtubules pull duplicates from originals to opposite ends of cell

20
Q

Telophase

A

Nuclear membrane forms, chromatin forms, spindles disappear then cytokinesis

21
Q

Plant Cytokinesis:

A

In plants Cell plate forms and divides the cell in two.

22
Q

Ploidy

A

The HAPLOID or DIPLOID level of a cell

23
Q

Animal Cytokinesis

A

In Animals Protein ACTIN surrounds the center of the cell and contracts squeezing the cell into 2 as the cell nuclei push on the opposite sides of the cell and elongate it.