Card 19 / 41: it is said that most cells can divide roughly 50 times. why is there a limit to how many times cells can safely divide?
A) cells automatically enter apoptosis to complete their life cycle
B) cells that divide more than 50 times automatically become cancerous and threaten the life of an organism
C) after 50 replications of DNA, centromeres become too short and deteriorate
D) after 50 replications of DNA, telomeres become too short and deteriorate

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