Cell Membrane Structure & Cell Transport

Question 1

Passive transport across the cell membrane does not require _____.

Answer 1

Energy

Question 2

The movement of molecules from an area of many to an area of few is called _____.

Answer 2

Diffusion

Question 3

Molecules that are evenly distributed throughout a solution have reached _____.

Answer 3

Equilibrium

Question 4

Osmosis is a type of passive transport involving the movement of _____.

Answer 4

Water

Question 5

The active transport of large molecules into the cell membrane using energy is called?

Answer 5

Endocytosis

Question 6

Cells keep balance with their environment, called _____, by controlling what enters and exit the cells through passive and active transport.

Answer 6

Homeostasis

Question 7

Crowded particles in water move from high concentration to low concentration.

Answer 7

Diffusion

Question 8

This is the result of a plant cell being in a hypotonic environment.

Answer 8

Turgor Pressure

Question 9

Plant leaves wilt as water diffuses out of the cell shrinking the cytoplasm.

Answer 9

Plasmolysis

Question 10

Bringing a large quantity of solid material into a cell.

Answer 10

Endocytosis

Question 11

Energy is used to move particles from a place of lower to higher concentration.

Answer 11

Active Transport

Question 12

The structures in the plasma membrane that serve as ‘nametags’.

Answer 12

Glycoproteins

Question 13

The process of a cell bringing in a large quantity of liquid.

Answer 13

Pinocytosis

Question 14

The process of moving material across a membrane without energy.

Answer 14

Passive Transport

Question 15

The pumping of ions into and out of a neuron to restore resting potential.

Answer 15

Sodium-Potassium Pump

Question 16

The diffusion of water across the membrane.

Answer 16

Osmosis

Question 17

A cup of water with a drop of food dye will reach equilibrium within 10 minutes. This means that all molecules are equally spread apart and will continue to move because molecules are always in _____.

Answer 17

Motion

Question 18

A gummy bear absorbs water through the outer membrane. The movement of water across the semipermeable membrane is called _____.

Answer 18

Osmosis

Question 19

A fresh stalk of celery placed into a _____ solution will shrink. This is because water in celery will be pulled toward the higher percentage of salt solution.

Answer 19

Hypertonic

Question 20

A raw egg has a selectively permeable _____. This means that only select types of materials are able to pass.

Answer 20

Membrane

Question 21

The water in our egg lab was showing what happens to a cell (egg) in a _____ solution.

Answer 21

Hypotonic

Question 22

What are three main types of passive transport?

Answer 22

Simple Diffusion, Facilitated Diffusion, and Osmosis

Question 23

What are three main types of active transport?

Answer 23

Exocytosis, Endocytosis, and Protein Pumps

Question 24

The sodium-potassium pump is used in the _____ cells of the body.

Answer 24

Neuron

Question 25

A cell that is put in pure water will _____.

Answer 25

Expand/Swell

Question 26

The syrup in our egg lab was modeling a cell in a _____ solution.

Answer 26

Hypertonic

Question 27

Cell: 8% salt, Solution: 12% salt
How will the water move?

Answer 27

Out of the cell

Question 28

Cell: 8% salt, Solution: 12% salt
What happens to cell size?

Answer 28

Shrinks

Question 29

Cell: 8% salt, Solution: 12% salt
Name the type of solution.

Answer 29

Hypertonic

Question 30

Cell: 14% salt, Solution: 14% salt
How will the water move?

Answer 30

In and out of the cell

Question 31

Cell: 14% salt, Solution: 14% salt
What happens to cell size?

Answer 31

Stays the same

Question 32

Cell: 14% salt, Solution: 14% salt
Name the type of solution.

Answer 32

Isotonic

Question 33

Cell: 8% salt, Solution: 3% salt
How will the water move?

Answer 33

Into the cell

Question 34

Cell: 8% salt, Solution: 3% salt
What happens to cell size?

Answer 34

Expands

Question 35

Cell: 8% salt, Solution: 3% salt
Name the type of solution.

Answer 35

Hypotonic