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Biology, 28.12.2019 02:31 thecool498
Cells grown in a petri dish tend to divide until they form a thin layer covering the bottom of the dish. if cells are removed from the middle of the dish, the cells bordering the open space will begin dividing until they have filled the empty space. what does this experiment show?
a when cells come into contact with other cells, they stop growing.
b the controls on cell growth and division can be turned on and off.
c cell division can be regulated by factors outside the cell.
d all of the above
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