AP Biologyeasymcq1 pt
Density-dependent inhibition refers to cells
A.stopping division when they touch neighboring cells
B.dividing faster when crowded
C.needing attachment to divide
D.migrating toward higher density
Explanation
Core Concept
Contact with neighbors signals normal cells to halt — monolayers form in culture. Cancer cells lose this restraint and pile up.
Correct Answer
Astopping division when they touch neighboring cells
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