Cell Cycle Flashcards

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1
Q

Four stages of the cell cycle include?

A

G1- first checkpoint, cell spends most of its time growing and gaining nutrients.

S- synthesis, this is where DNA begins to copy

G2- prepares to divide

M- mitosis

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2
Q

What happens in G1

A

At the end of G1 the cell checks if it has enough nutrients to onto the next stage

If not the cell preforms apoptosis

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3
Q

Apoptosisis…

A

Program death, which removes unnecessary cells during development and removes whhealthy of damaged cells

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4
Q

Mitosis

A

Cell division that results in daughters cells, each each having the same number and kind of chromosomes as the parent nucleus

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5
Q

Prophase

A

First stage of mitosis

  • Nucleus disappears
  • chromatin condenses into chromosomes
  • Separation of centrosomes
  • formation biotic spindle fibers
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