Cell Membrane and Cell Transport

Front

True or False:  Regulating what enters and leaves the cell helps the cell maintain homeostasis. 

Back

True

Front

What is one major difference between passive and active transport?

Back

Active transport uses energy; passive transport does not.

Front

Which part of the phospholipid is hydrophobic?

Back

The tails

Front

What type of transport is this? Options: facilitated diffusion, active transport, diffusion, osmosis

Back

facilitated diffusion

Front

Something is ___________ ____________
when some molecules can cross the membrane while others cannot.

Back

Selectively (or Semi) Permeable 

Front

Nemo and other ocean dwelling fish cannot survive in freshwater because......

Back

freshwater is hypotonic to Nemo's cells and will result in water enter them causing the cells to swell and burst

Front

In an isotonic solution, which way will the water flow?

Back

It will flow both ways at equal rates.

Front

What would happen to a cell placed in a hypertonic solution?

Back

The cell would shrink.

Front

Which molecule is in equilibrium? Options: Molecule A; equal amounts inside and outside, Molecule B; passive movement into the cell, Molecule C; equal amounts inside and outside, Molecule C; all molecules are inside the cell

Back

Molecule A; equal amounts inside and outside

Front

In this picture, which way will the water move? Options: Water will move into the cell, Water will move out of the cell, Water will move in and out of the cell, Water will not move

Back

Water will move into the cell