Which 3 things does the G1 checkpoint check?
Is the DNA damaged?
Is the cell growing well enough?
Does the cell have the resources it needs to move on?
Did the DNA replicate properly?
Is the DNA damaged? - Yes, the G1 checkpoint checks if the DNA is damaged.
Is the cell growing well enough? - Yes, the G1 checkpoint checks if the cell is growing well enough.
Does the cell have the resources it needs to move on? - Yes, the G1 checkpoint checks if the cell has the necessary resources to proceed.
Did the DNA replicate properly? - No, this is checked at the G2 checkpoint, not the G1 checkpoint.
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