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Home ‣ Biotechnology ‣ Recombinant DNA See What Others Are Saying!
- Question
Enzymes that recognize and cleave specific 4 to 8 base pair sequences of DNA are
Options- A. DNA ligase
- B. helicases
- C. restriction endonucleases
- D. DNA gyrase
- Correct Answer
- restriction endonucleases
- 1. Which of the following from a blood clot stimulates the growth of cells in the healing process?
Options- A. EGF
- B. PDGF
- C. MPF
- D. NGF Discuss
- 2. Maturation of the beers is carried out at
Options- A. 14°C
- B. 10°C
- C. 6°C
- D. 2°C Discuss
- 3. Foot and mouth disease (FMD) of animals is caused by
Options- A. RNA virus
- B. DNA virus
- C. bacteria
- D. protozoa Discuss
- 4. In the presence of carbon monoxide, nitrogen fixation
Options- A. increases
- B. decreases
- C. inhibits
- D. none of these Discuss
- 5. Nitrosomonous and Nitrobacter obtain their carbon for growth from
Options- A. organic compounds
- B. carbon dioxide
- C. elementary carbon
- D. none of these Discuss
- 6. Who among the following coined the term Biotechnology?
Options- A. Karl Ereky
- B. James Clarke
- C. Paul Terasaky
- D. Clarke and Sommer Discuss
- 7. Microarray analysis involves biological assays based on
Options- A. gels
- B. filters
- C. purification columns
- D. small glass chips Discuss
- 8. Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species?
Options- A. Mass selection
- B. Protoplast fusion
- C. Transformation
- D. Transpiration Discuss
- 9. The study of interaction between living organism and environment is called
Options- A. ecosystem
- B. phytogeography
- C. ecology
- D. photosociology Discuss
- 10. Which part of a plant contains the male sex cell?
Options- A. Ova
- B. Style
- C. Stamen
- D. Pollen Discuss
More questions
Correct Answer: PDGF
Correct Answer: 2°C
Correct Answer: RNA virus
Correct Answer: inhibits
Correct Answer: carbon dioxide
Correct Answer: Karl Ereky
Correct Answer: small glass chips
Correct Answer: Protoplast fusion
Correct Answer: ecology
Correct Answer: Pollen
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