Discussion
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- Question
If complex III were incorporated into an artificial lipid vesicle in order to demonstrate it's proton translocating ability in isolation, which of the following would be an appropriate electron donor?
Options- A. Cytochrome c red
- B. Cytochrome c peroxidase
- C. Ubiquinol (UQH2)
- D. Cytochrome c oxidase
- Correct Answer
- Ubiquinol (UQH2)
- 1. The primary B cell receptor is
Options- A. IgD
- B. IgG
- C. IgA
- D. IgE Discuss
- 2. When a gardener takes a cutting from a plant, indicating that he has made a
Options- A. clone
- B. mutation
- C. new species
- D. new variety Discuss
- 3. The centromeres move toward the poles in __________ .
Options- A. anaphase
- B. interphase
- C. metaphase
- D. prophase Discuss
- 4. Which of the following begins when pairs of sister chromatids align in the center of the cell?
Options- A. Anaphase
- B. Interphase
- C. Metaphase
- D. Prophase Discuss
- 5. Normally CO2 and O2 enter a plant by
Options- A. osmosis
- B. active transport
- C. diffusion
- D. evaporation Discuss
- 6. Lagers are the beer in which fermentation is carried out using
Options- A. top yeast
- B. bottom yeast
- C. either of these
- D. middle yeast Discuss
- 7. P1 cloning vector is the example of
Options- A. plasmid
- B. cosmid
- C. bacteriophage
- D. phagemid Discuss
- 8. What is the concentration of CO2 required for culturing animal cells?
Options- A. 2-5%
- B. 1-10%
- C. 10-15%
- D. 15-20% Discuss
- 9. The cohesion-tension theory of water movement helps to explain how water moves from soil into root?
Options- A. Through the phloem
- B. From leaf to root
- C. Through the xylem
- D. Into the guard cells Discuss
- 10. The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as
Options- A. redifferentiation
- B. dedifferentiation
- C. either (a) or (b)
- D. none of these Discuss
More questions
Correct Answer: IgD
Correct Answer: clone
Correct Answer: anaphase
Correct Answer: Metaphase
Correct Answer: diffusion
Correct Answer: bottom yeast
Correct Answer: bacteriophage
Correct Answer: 1-10%
Correct Answer: Through the xylem
Correct Answer: dedifferentiation
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