Diffusion Across Membranes %CODE1% Diffusion Across membranes1. Which of the following is NOT a type of passive transport? diffusion osmosis endocytosis facilitated diffusion2. Chamber A contains 40% helium and Chamber B contains 20% helium. Chambers are connected by a tube the molecules are free to cross. Which of the following will occur? some helium will move from chamber A to chamber B some helium will move from chamber B to chamber A helium will remain concentrated in chamber A all of the helium will move into chamber B3. What will happen to an animal cell placed in a salt water solution? The cell will shrink the cell will expand the cell will burst the cell will shrink and then expand and then shrink again4. An animal cell placed in a hypotonic solution will: die take on water lose water divide 5. Which of the following is a type of active transport? sodium potassium pump endocytosis exocytosis all of these6. Active transport requires: a concentration gradient osmosis energy a hypertonic solution Score = Correct answers:
