Cell Cycle, Mitosis, Meiosis Flashcards

1
Q

Nuclear Division aka

A

Karyokinesis

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2
Q

Cytoplasmic Divison aka

A

Cytokinesis

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3
Q

Cell division of mitotic cells

A

Mitosis

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4
Q

Cell division in developing sperm cell in the ovary and the testis

A

Meiosis

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5
Q

2 phases of the cell cycle

A

Interphase
Mitosis

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6
Q

Particular phase of the cell cycle wherein the cell would be able to discern if it’s needed to proceed with cell division or remain into its specialization

A

G0 phase

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7
Q

3 phases of Interphase

A

G1
S
G2

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8
Q

Mitotic division results in

A

2 daughter cells

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9
Q

4 stages of Mitosis

A

Prophase
Metaphase
Anaphase
Telophase

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10
Q

Mitosis stage:

Chromosomes continue to condense becoming shorter and thicker

A

Prophase

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11
Q

Prophase:

Would allow movement towards the end for adding subunits

A

Kinesis

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12
Q

Prophase:

Causes a movement toward the less active end for removing subunit

A

Dynein

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13
Q

Mitosis stage:

Alignment of chromosomes in the same plane in the middle of the cell to form the equatorial plate

A

Metaphase

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14
Q

Metaphase:

holds the two sister chromatids together

A

Kinetochore

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15
Q

Metaphase:

hold the centromeres in place in their respective polar regions in the cell maintaining the linear arrangement of the chromosomes

A

Aster Microtubules

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16
Q

Metaphase:

help hold the chromosomes in place and the other organelle

A

Polar Microtubules

17
Q

Mitosis Stage:

There is separation of the single kinetochore of each pair of chromatids into 2

18
Q

Mitosis Stage:

Chromosomes are clustered at the spindle poles and segments of nuclear envelope are formed around them

19
Q

Cells based on their proliferative activity:

Cells that no longer divide or rarely divide

A

Static Cell population

20
Q

Cells based on their proliferative activity:

Little mitotic activity but are able to divide during repair

A

Stable Cell population

21
Q

Cells based on their proliferative activity:

Regular mitotic activity

A

Continuously Dividing cells

22
Q

What are the 3 checkpoints of the cell cycle

23
Q

checkpoints of the cell cycle:

Proper cell size and DNA damage checking

A

G1/S checkpoint

24
Q

checkpoints of the cell cycle:

DNA replication completion and damage checking

A

G2/M checkpoint

25
checkpoints of the cell cycle: Proper spindle fiber assembly and attachment
M checkpoint
26
The form of cell division by which gametes (sperm or egg), with half the number of chromosomes, are produced
Meiosis
27
How many chromosomes do gametes have
23 (haploid)
28
Confers the capability of the cell whether it would decide to go and perform cell division or just be quiescent
Interphase
29
4 phases of Meiosis I
Prophase Metaphase Anaphase Telophase
30
5 stages of Prophase
Leptotene Zygotene Pachytene Diplotene Diakinesis
31
Meiosis: There is complete breakdown of the nuclear membrane
Metaphase I
32
Meiosis: Homologous chromosomes separate and move towards the poles
Anaphase I
33
Meiosis: Cytokinesis occurs and 2 haploid daughter cells are formed
Telophase I
34
Phases of Meiosis II
Prophase Prometaphase Metaphase Anaphase Telophase
35
Meiosis II: the centrosomes will assume its positions in the opposite poles of the cell and start nuclear membrane breakdown
Prophase
36
Meiosis II: formation of the mitotic spindles
Prometaphase
37
Meiosis II: chromosomes will assume their position in the metaphase plate
Metaphase
38
Meiosis II: The diads (chromatid strand) are pulled individually into monads (one chromatid strand)
Anaphase
39
Meiosis II: the regeneration of the nuclear membrane will occur, encircling the chromatid strands, and the appearance of a cleavage, and end up with four daughter haploid cells that contains genetic variation
Telophase