Discussion
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- Question
Malolactic fermentation
Options- A. produces lactic acid
- B. reduces total acidity
- C. produces diacetyl
- D. all of these
- Correct Answer
- all of these
- 1. ? and ? cyclo dextrins are produced by
Options- A. transgenic tomato
- B. transgenic maize
- C. transgenic potato
- D. transgenic wheat Discuss
- 2. Intermediate vectors containing T-DNA are conjugation deficient. Thus conjugation is mediated in presence of which of the following plasmid?
Options- A. pRK 2013
- B. pRN 3
- C. either (a) or (b)
- D. none of these Discuss
- 3. During which phase, a cleavage furrow is formed in animal cells?
Options- A. C
- B. G1
- C. G2
- D. M Discuss
- 4. Which of the following histone is not present in SV40 virus?
Options- A. H1
- B. H2A
- C. H3
- D. H4 Discuss
- 5. Lichen involves two organisms as
Options- A. virus and bacteria
- B. algae and bacteria
- C. algae and fungi
- D. fungi and mosses Discuss
- 6. When do kinetochore microtubules pull chromosomes towards opposite spindle poles?
Options- A. In anaphase A
- B. In anaphase B
- C. In metaphase
- D. In telophase Discuss
- 7. The mitochondria were known in the nineteenth century to be osmotically active on the basis of evidence that
Options- A. the mitochondrial matrix is hypotonic to the cellular cytoplasm
- B. the mitochondrial matrix is hypertonic to the cellular cytoplasm
- C. mitochondria were derived from a symbiotic bacterium
- D. mitochondria are surrounded by a semi permeable membrane Discuss
- 8. Microinjection technique of introducing NA is a
Options- A. physical method
- B. biological method
- C. combination of physical and biological method
- D. chemical method Discuss
- 9. Cytoplast (somatic cell hybridization) is the process in which
Options- A. two protoplast along with their nuclei fuse
- B. a normal protoplast along with an enucleated protoplast fuse
- C. both (a) and (b)
- D. two enucleated protoplasts fuse Discuss
- 10. The hybrid embryo can be rescued from damage/collapse by growing it
Options- A. at low temperature
- B. at low pH
- C. at low water activity
- D. in artificial medium Discuss
More questions
Correct Answer: transgenic potato
Correct Answer: either (a) or (b)
Correct Answer: C
Correct Answer: H1
Correct Answer: algae and fungi
Correct Answer: In anaphase A
Correct Answer: mitochondria are surrounded by a semi permeable membrane
Correct Answer: physical method
Correct Answer: both (a) and (b)
Correct Answer: in artificial medium
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