The coupling of the “downhill” diffusion of one substance to the “uphill” transport of another against its own concentration gradient is called _____.Group of answer choicesreceptor-mediated endocytosisosmosisfacilitated diffusionpassive transportpinocytosiscotransportNext

Carrier-mediated transport of a substance down its concentration gradient is called _______________.endocytosisactive transportfacilitated diffusionexocytosis

Type of transport that enables a cell to acquire bulk quantities of specific substances.Group of answer choicesexocytosisendocytosisphagocytosisautophagyplasmolysisreceptor-mediated endocytosispinocytosisfacilitated diffusionNext

Diffusion is an example of ________.endocytosispassive transportactive transportphagocytosis

The movement of a substance across a cell membrane against its concentration or electrochemical gradient.Group of answer choicespassive transportfacilitated diffusiondiffusionosmosisactive transport