Cell Division Flashcards

(35 cards)

0
Q

Division of the nucleus

A

Karyokinesis

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1
Q

Name the four stages of cell division

A

G1,S,G2,M

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2
Q

Division of the cytoplasm

A

Cytokinesis

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3
Q

Period between cell divisions when a cell metabolizes and prepares to divide

A

Interphase

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4
Q

What is part of interphase?

A

G1,S, G2

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5
Q

Connected by the centromere

A

Chromatids

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6
Q

Connects the chromatids

A

Centromere

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7
Q

Cell creates organelles and begins metabolism

A

G1

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8
Q

DNA synthesis in which the chromosomes of the cell are copied

A

S

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9
Q

Process that ensures that the normal number of chromosomes is restored after cell division

A

Synthesis (S phase)

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10
Q

Another name for mitosis

A

Karykinesis

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11
Q

body cell divides once to produce two daughter cells that are genetically identical to the parent cell

A

Mitosis

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12
Q

a sex cell divides twice to produce four genetically different daughter cells with one-half the number of chromosomes of a body cell.

A

Meiosis

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13
Q

How many chromosomes do body cells have?

A

46

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14
Q

How many chromosomes do sex cells have?

A

23

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15
Q

Made up of 2 chromatids connected by a centromere

16
Q

The spot on the centromere where the spindle fiber attaches

17
Q

DNA is copied

18
Q

Chromatin scrunches into chromosomes; centromere and spindle fibers appear to pull the chromosomes

19
Q

What disappears during prophase?

A

Nucleolus and nuclear membrane

20
Q

Chromosomes line up in the middle of the cell

21
Q

the chromatid arms separate and move to opposite ends of the cell

22
Q

same size and the same shape and carry genes for the same traits but are NOT identical.

23
Q

The region near the nucleus where the centrioles are found that helps organize the spindle fibers during cell division

24
log-like structures that appear near the nucleus during cell division in an animal cell and move to opposite poles to pull the chromosomes apart.
Centrioles
25
Made of microtubules and connect each chromosome to the centrioles
Spindle fiber
26
The family of proteins that regulate the cell cycle in eukaryotic cells
Cyclins
27
When DNA and its attached proteins is spread out in the nucleus of non-dividing cells
Chromatin
28
When chromatin is scrunched up in dividing cells
Chromosomes
29
the process that a cell undergoes as it becomes specialized to perform very specific functions in the body.
Differentiation
30
Cell death
Apoptosis
31
Cell grows in preparation for cell division
G2
32
Cells are alive and metabolically active but do not divide; cannot be replaced when damaged
G0
33
Division of the cytoplasm
Cytokinesis
34
What is the product if a cell undergoes nuclear division but not cytoplasmic division
Binucleate