Cell Cycle Flashcards

(29 cards)

1
Q

cell divide into new daughter cells through a series of events that take place in steps

A

cell cycle

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2
Q

eukaryotic cells consist of 2 main parts

A

interphase
mitotic phase

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3
Q

first phase of the cell cycle

A

interphase

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4
Q

growth period where the chromosome gets duplicated

A

interphase

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5
Q

longest part of the cell cycle

A

interphase

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6
Q

how long usually is the interphase

A

23 hours

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7
Q

subphases of interphase

A

g1-phase
s-phase
g2-phase

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8
Q

first-gap phase where cell grow in size, synthesize cell organelles and other macromolecules

A

g1-phase

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9
Q

existing DNA is copied within the nucleus

A

s-phase

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10
Q

duplicated during this phase to spindle fibers

A

s-phase

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11
Q

cell grow further in size

A

g2-phase

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12
Q

preparation for mitosis gets completed

A

g2-phase

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13
Q

chromosomes condense into x shaped structures into this phase

A

prophase

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14
Q

what happens at the end of the prophase in the nuclear membrane

A

it dissolves and releases chromosomes

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15
Q

what happens to the spindle fibers during prophase

A

they extend across the cell and move to the poles of the cell

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16
Q

made up of microtubules and other proteins

A

spindle fibers

17
Q

chromosomes line up at the equatorial plane

18
Q

centrioles are now at the poles of the cell

19
Q

mitotic spindle now attach to each of the sister chromatids

20
Q

sister chromatids are pulled apart by the mitotic spindle

21
Q

full set of chromosomes gather at each plate

22
Q

membrane forms around each set of chromosome creating 2 nuclei

23
Q

the single cell form a cleavage to separate daughter cells

24
Q

difference between karyokinesis and cytokinesis on its division

A

karyokinesis (division of nucleus)
cytokinesis (division of cytoplasm)

25
difference between karyokinesis and cytokinesis on its content
nucleus is divided into 2 nuclei (karyokinesis) cytoplasm, organelles, and nuclei divide to daughter cells (cytokinesis)
25
difference between karyokinesis and cytokinesis on its when it is initiated
initial (karyokinesis) final (cytokinesis)
25
difference between karyokinesis and cytokinesis on its occurence
can occur without cytokinesis (karyokinesis) dependent on karyokinesis (cytokinesis)
26
also called the resting phase
G0 phase
27
example of cells in G0 permanently
nerve cells and heart cells