Transport Across The Membrane Review Game 2 Question Preview (ID: 20896)


Transport Across A Membrane. TEACHERS: click here for quick copy question ID numbers.

which of these is not taken in by a cell?
a) Waste
b) H2O
c) Oxygen
d) Proteins

Definition - the fact that the cell membrane only lets certain things in and out makes it __
a) permeable
b) semipermeable
c) impermeable
d) solid

The cell memb is made of these three molecules
a) proteins, lipids, nucleic acids
b) lipids, carbs and DNA
c) carbs, lipids, and proteins
d)

osmosis is the diffusion of
a) large, charged molecules
b) any molecule from low to high concentration
c) any molecule from high to low concentration
d) water

diffusion is the movement of
a) large, charged molecules
b) any molecule from low to high concentration
c) any molecule from high to low concentration
d) water

the more __ you add to a solution, the more concentrated it becomes
a) solute
b) solvent
c) water
d)

If a cell stays in pure water too long, it will
a) stay the same
b) shrink
c) swell
d) swell until it could pop

this is the balance that molecules are always trying to reach
a) momentum
b) hypertonic
c) equilibrium
d) solute

molecules that are large or charged move from high to low concentration through
a) protein channels
b) protein pumps
c) they squeeze in-between the lipids
d)

this is the salty, sugary liquid inside the cell
a) chloroplast
b) cytoplasm
c) mitochondria
d) water

Molecules that are likely to have to move through protein channels or pumps are
a) small
b) non-polar
c) large or charged
d)

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