Cell Membranes & Osmosis

Question 1

higher solute concentration outside cell than inside = ______ solution

Accepted Answer

hypertonic

Question 2

Equilibrium is reached

Accepted Answer

when particles are evenly distributed through the space.

Question 3

A cell is in a ____solution when: size doesn't change; water goes in and out at the same rate

Accepted Answer

isotonic

Question 4

Which of these is selectively permeable?

Accepted Answer

all of these are selectively permeable

Question 5

What kind of solution is the red blood cell on the right in?

Accepted Answer

hypertonic

Question 6

What is structure "D"?

Accepted Answer

a protein

Question 7

What kind of solution is the red blood cell on the left in?

Accepted Answer

hypotonic

Question 8

What is concentration?

Accepted Answer

amount of things in a given area

Question 9

The primary function of the cell membrane is

Accepted Answer

to control what moves in and out of the cell.

Question 10

The stuff that is dissolved is the _________.

Accepted Answer

solute

Question 11

Lower solute concentration outside the cell than inside = __solution

Accepted Answer

hypotonic

Question 12

What molecules are embedded in the lipid bilayer?

Accepted Answer

proteins

Question 13

The basic structure of the cell membrane is

Accepted Answer

a phospholipid bilayer.

Question 14

"A" is

Accepted Answer

a hydrophilic phosphate "head"

Question 15

What kind of solution is the red blood cell in the middle in?

Accepted Answer

isotonic

Question 16

__________ is the diffusion of water through a semipermeable membrane.

Accepted Answer

osmosis

Question 17

The stuff that does the dissolving is the __________.

Accepted Answer

solvent

Questions 17