Problem: Which of the following is true concerning cancer cells? A) They exhibit density-dependent inhibition when growing in cultureB)  They must be attached to a substrate to divide in cultureC) They evade the normal controls that trigger programmed cell deathD) They stop dividing in culture when growth factors are depleted. 

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Apoptosis: programmed cell death; prevents over-proliferation of cells

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Problem Details

Which of the following is true concerning cancer cells? 

A) They exhibit density-dependent inhibition when growing in culture

B)  They must be attached to a substrate to divide in culture

C) They evade the normal controls that trigger programmed cell death

D) They stop dividing in culture when growth factors are depleted.