Which of these will diffuse across a plasma membrane? select one: a. only glucose but not starch will cross a plasma membrane. b. only starch but not glucose will cross a plasma membrane. c. both of these will cross a plasma membrane. incorrect d. neither of these will cross a plasma membrane. question 5 incorrect 0.00 points out of 1.00 not flaggedflag question question text because of osmosis, red blood cells will?