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Home ‣ Biotechnology ‣ Monoclonal Antibodies See What Others Are Saying!
- Question
An example of mosaic antigen is
Options- A. virus
- B. bacteria
- C. a hapten
- D. protein
- Correct Answer
- virus
- 1. 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
- 2. 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
- 3. 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
- 4. 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
- 5. Plant tissue culture technique is used to select somaclones that are
Options- A. resistant to herbicide
- B. not resistant to herbicide
- C. resistant to insecticides
- D. not resistant to insecticides Discuss
- 6. Which of the following microorganisms leach metals out of rock ores and can accumulate silver?
Options- A. Pseudomonas aeruginosa
- B. Thiobacillus
- C. Pseudomonas putida
- D. Zoogloea ramigera Discuss
- 7. For gene probes to be useful they must
Options- A. be large enough to contain gene-specific sequences
- B. be labeled in some manner to allow detection
- C. both (a) and (b)
- D. none of the above Discuss
- 8. High ethanol concentration
Options- A. promotes yeast growth
- B. inhibits yeast growth
- C. promotes bacterial growth
- D. inhibits bacterial growth Discuss
- 9. An organism that relies exclusively on pre-synthesized food molecules is
Options- A. autotrophic
- B. photosynthetic
- C. prokaryotic
- D. heterotrophic Discuss
- 10. Which cell-based technology endows a cell with increased ability to harness energy?
Options- A. Chlybridization
- B. Cybridization
- C. Mibridization
- D. Protoplast fusion Discuss
More questions
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
Correct Answer: resistant to herbicide
Correct Answer: Thiobacillus
Correct Answer: both (a) and (b)
Correct Answer: inhibits yeast growth
Correct Answer: heterotrophic
Correct Answer: Chlybridization
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