True about facilitated diffusion-
High-Yield Explanation
Ans. is 'b' i.e., Requires carrier Types of transport across cell membrane Carrier protein involvedEnergy requiredConcentration gradientSimple diffusionNoNoAlong (Down hill)Osmosis (Diffusion of H2O)NoNoAlong (Down hill)Facilitated diffusionYesNoAlong (Down hill)Active transportYesYesAgainst (Uphill)ExocytosisNoYesN/A (not applicable)Endocytosis # Pinocytosis & PhagocytosisNoYesN/A# Receptor mediated endocytosisYesYesN/A