“Normal vs “”transformed”” cells”
normal cells exhibit property called contact inhibition: continue to divide until they contact every cell (single layer thick tissue-don’t grow on top of each other)tumor cells lose contact inhibition: cells pile up on top of each other and make little clumps looking like little benign tumors (focus)tumor cells: checkpoints are GONEkaryotypic profile: a lot of chromosomal mutations; unusual from normal cell