Pre-AP Biology Cell Transport Worksheet



Cell Transport Worksheet

1. A cell was poisoned by a substance that destroyed all of its mitochondria. Circle all of the cell transport processes listed that would still be able to continue.

a. Osmosis

b. Diffusion

c. Facilitated diffusion

d. Exocytosis

e. Pinocytosis

f. Phagocytosis

g.

2. On the diagram of the cell membrane: Label the following:

a. Phospho- head

b. Fatty acid tail

c. Phospholipd molecule

d. Cholesterol

e. protein

f. Cytoskeleton

g. Carbohydrate chain

h. Cytoplasm

i. Extracellular fluid

[pic]

3. (Use the diagram below)As diffusion occurs, what would happen (increase/decrease) to the concentration of substance A :

a. Inside the plant cell _________________________

b. Outside the plant cell _______________________

| A |

| |

|A AA |

|A |

| |

| |

|A A |

4. What would happen to a plant cell in each of the following solutions?

a. Hypertonic: The cell would ____________________________ because the water molecules would _____________________.

b. Hypotonic: The cell would _______________________________ because the water molecules would _______________________.

c. Isotonic: The cell would __________________________________ because the water molecules would ______________________.

5. What would happen to an animal cell in each of the following solutions?

a. Hypertonic: The cell would ____________________________ because the water molecules would _____________________.

b. Hypotonic: The cell would _______________________________ because the water molecules would _______________________.

c. Isotonic: The cell would __________________________________ because the water molecules would ______________________.

6. Complete the following sentences:

a. A plant deprived of water will wilt because of a loss of __________________.

b. The ability of a cell membrane to permit some substances to enter the cell and keep others out is known as _____________________________.

7. Compare & contrast the following terms:

a. Diffusion & facilitated diffusion

i. Same:

ii. Different:

b. Exocytosis & endocytosis

i. Same:

ii. Different:

c. Osmosis & diffusion

i. Same:

ii. Different:

8. If you are stranded on the ocean, why should you NOT drink salt water (a hypertonic solution)? Give your answer in terms of what you learned about cell transport.

-----------------------

Cell

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

Solution

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download