Instructor: Mr. Buckley

Correctly complete each of the following statements or answer the following questions.

1. Which is found in the nucleus? (1.) ribosome (2.) centrosome (3.) vacuole
(4.) lysosome  (5.) chromosome

2. Which structure composed mainly of proteins and lipids, aids in maintaining homeostasis in the cell? (1.) chromosome (2.) centrosome (3.) nucleolus (4.) cell membrane (5.) cell wall

3. Which cellular component can NOT be seen with the compound microscope? (1.) DNA (2.) cell wall (3.) nucleus (4.) cytoplasm (5.) cell membrane

4. In which organelle would water and dissolved minerals be stored? (1.) food vacuole (2.) contractile vacuole (3.) lysosome (4.) nucleus (5.) ribosome

5. The organelle most directly involved in cellular aerobic respiration is the (1.) ribosome (2.) mitochondrion (3.) nucleus (4.) lysosome (5.) golgi apparatus

6. The rigidity (support) of a plant cell is due primarily to the presence of the (1.) DNA (2.) centrosomes (3.) cell membrane (4.) cell wall (5.) lysosomes

7. In the laboratory, when iodine solution is used to stain a cell, the cell structure most readily seen is the (1.) vacuole (2.) cytoplasm (3.) golgi complex (4.) lysosome (5.) nucleus

8. Which structure permits the entry and exit of dissolved materials in an animal cell? (1.) lysosome (2.) chromosome (3.) vacuole (4.) cell wall (5.) cell membrane

9. The structure most closely associated with the destruction of worn out cell organelles is the (1.) lysosome (2.) centrosome (3.) vacuole (5.) golgi apparatus (4.) chromosome

10. Whitney observes a cell under the microscope. She identifies it as a green plant cell and not a human cheek cell because of the presence of a (1.) nucleus (2.) cell membrane (3.) lysosome (4.) cell wall (5.) mitochondrion

11. Which structure is found ONLY in animal cells? (1.) cell wall (2.) vacuoles (3.) centrioles (4.) chloroplasts (5.) ribosomes

12. The organelle most closely associated with the manufacture of proteins within the cell is the (1.) ribosome (2.) lysosome (3.) nucleolus (4.) cell wall (5.) cell membrane

13. Which structure chiefly functions in intracellular transport? (1.) vacuole (2.) mitochondrion (3.) golgi apparatus (4.) endoplasmic reticulum (5.) nucleolus

14. Dan is viewing cells using a light microscope. In his observations, he views a nucleus and a cell wall. Which additional organelle is he most likely to observe using the light microscope in this observation? (1.) ribosome (2.) cilia (3.) lysosome (4.) chloroplast (5.) endoplasmic reticulum

15. The cell's primary site of ATP production is the (1.) mitochondria (2.) lysosomes (3.) nucleus (4.) nucleolus (5.) vacuoles

16. Cells involved with resorption of themselves, such as those in the tail of a tadpole, would most likely contain many (1.) chloroplasts (2.) lysosomes (3.) nuclei (4.) chromosomes (5.) golgi bodies

17. Cyanide, a metabolic poison, interferes with the cellular aerobic production of ATP. Which cell organelle does cyanide most directly influence first in this situation? (1.) nucleus (2.) lysosome
(3.) mitochondria (4.) ribosomes (5.) endoplasmic reticula

Completion Section

1. The _______________ is the control center of the cell containing most of its DNA.

2. The _______________ is an organelle which appears to play a role in animal cell division.

3. Transport channels within the cell are described as the _______________.

4. The _______________ stores and digests most food in the cell.

5. The _______________ is responsible for carrying on photosynthesis within plants.

6. The _______________ selectively regulates the flow of materials to and from the cell.

7. This structure found within the nucleus contains much RNA. This structure is called the _______________.

8. The _______________ is responsible for protein synthesis in the cell.

9. These structures are used to package secretions for export from the cell. These structures are called the _______________.

10. These cell organelles carry on aerobic respiration within the cell. These organelles are the _______________.

11. The _______________ destroys worn out cells or cell organelles. Sometimes this is called the "suicide sac". this sac contains hydrolytic enzymes for this purpose.

12. The _______________ is found only in plants. It is composed mostly of cellulose and gives the plant cell support.

13. The _______________ pumps excess water from the cell helping to maintain homeostasis.

SHORT ANSWER QUESTION

State three parts of the cell theory. (3 pts.)

Now hopefully some correct answers!

1. 5
2. 4
3. 1
4. 2
5. 2
6. 4
7. 5
8. 5
9. 1
10. 4
11. 3
12. 1
13. 4
14. 4
15. 1
16. 2
17. 3

Completion question section

1.   nucleus
2.   centriole
3.   endoplasmic reticula
4.   food vacuole
5.   chloroplast
6.   cell (plasma) membrane
7.   nucleolus
8.   ribosome
9.   golgi bodies
10. mitochondria
11. lysosome
12. cell wall
13. contractile vacuole

[Short Answer Section]

The three parts of the cell theory are: the cell is the unit of function of living things, the cell is the unit of structure of living things, and all cells come from preexisting cells.