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3 Cards in this Set
- Front
- Back
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What might need to be checked during the G1 and G2 phase of the cell cycle |
G1 the readiness of the cell for DNA replication and the condition. G2 the successful completion of DNA replication needs to be confirmed before cell hoes ahead and divides |
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What two main types of modification do cells use to activate and inactivate enzymes and other proteins. |
Binding of an activator or repressor molecule, reversible covalent modification of the protein |
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What would ensure that cyclin protein levels fall rapidly once they have performed their role at a particular stage of the cycle |
They are rapidly degraded by proteases |
