Cellular Transportation

Front

What is Isotonic?

Back

When the concentration of two solutions is the same.

Front

What part of a phospholipid is HYDROPHOBIC?

Back

The lipid "tails".

Front

What kind of passive transportation occurs when perfume spreads through a room?

Back

Diffusion.

Front

What is another term for "selectively permeable"?

Back

Semipermeable.

Front

The cell is in a _________ solution.

Back

Hypertonic.

Front

What is the definition of Osmosis?

Back

The movement of water across a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration.

Front

What is Active Transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What does Hypotonic mean?

Back

A solution with a lower concentration of solutes compared to another solution.

Front

What is the function of the cell membrane?

Back

To protect the cell and regulate what enters and leaves the cell.

Front

What is the role of phospholipids in the cell membrane?

Back

They form a bilayer that acts as a barrier to most water-soluble substances.