Biology, 10.09.2019 00:10 blackopsty23
When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane?
a) there is random movement of substances into and out of the cell.
b) all movement of molecules across the plasma membrane occurs by active transport.
c) there is directed movement of substances into and out of the cell.
d) there is no movement of substances into or out of the cell.
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When a cell is in equilibrium with its environment, which of the following processes occurs for subs...
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