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12 years ago
1. If a cell plate is beginning to form and nuclei are re-forming at opposite ends of a cell, what kind of cell is this?

a. an animal cell in prophase
b. a plant cell in prophase
c. an animal cell in telophase
d a plant cell in telophase

2. What process involves the movement of solvent through a semi-permeable membrane from a region of low solute concentration to a region of high solute concentration?

a. active transport
b. osmosis
c. simple diffusion
d. facilitated diffusion

3. Which of the following is an organic compound found in both plant and animal cells?

a. cellulose
b. carbonate
c. water
d. pyruvate

4. What is the role of carbohydrates in animal cells?

a. as channels for passive transport
b. as enzymes
c. as energy storage
d. as components of the animal cell wall

5. Which enzyme is used to produce complementary DNA (cDNA) from mRNA?

a. restrictioni endomuclease
b. reverse transcriptase
c. DNA ligase
d. RNA primase
Sorry 5 a. is restriction endonuclease
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wrote...
12 years ago
1. C
2. B
3. B
4. C
5. C
wrote...
12 years ago
1. d. animal cells dont form a cell plate.
2. b
3. d
4. c
5. b (reverse transcriptase, like the one found in the HIV virus, is able to make cDNA from RNA. The name also indicates it: Reverse (which means from RNA to DNA (since normally is from DNA to RNA), and transcriptase (transcription)

hope it helps
wrote...
12 years ago
1.D
2.B
3.D
4.C
5.B
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