Energy is required in which transport process, across cell membrane -: (A) Osmosis, (B) Facilitated diffusion, (C) Active transport, (D) Simple diffusion
Answer is C. Ans. is kc' i.e.. Active transport Types of transport across cell membrane Carrier protein involvedEnergy requiredConcentration gradientSimple diffusionNoNoAlong (Down hill)Osmosis (Diffusion of H30)NoNoAlong (Down hill)Facilitated diffusionYesNoAlong (Down hill)Active transportYesYesAgainst (Uphill)ExocytosisNoYesN/A (not applicable)Endocytosis# Pinocytosis & PhagocytosisNoYesN/A# Receptor mediated endocytosisYesYesN/A