11. "All living cells arise from pre-existing cells" was proposed in cell theory by A. Schleiden and Schwann B. Rudolf Virchow C. Dutrocht D. Pasteur Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
12. The first genetically engineered human protein was A. Interferon B. Insulin C. Somatostatin D. Streptokinase Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
13. Development of adventitious organs in the callus tissue is called A. Embryogenesis B. Organogenesis C. Megasporogenesis D. Sporogenesis Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
14. One of the following scientists is associated with the development of gene gun? A. Hargovind Khurana B. D. Baltimore C. Eric Reeves D. J. C. Sanford Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
15. Who among the following is related to transposons or mobile gene? A. McClintock Barbara B. Hersey and Chase C. Jacob and Monad D. Ramakrishnan Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
16. The transgenic animals are those which have A. Foreign RNA in all its cells B. Foreign DNA in some of its cells C. Foreign DNA in all its cells D. Both A and B Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
17. Crown gall disease in plants is caused by A. Ti plasmid B. Pi plasmid C. Bacteria D. Virus Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
18. Dr. Anand Mohan Chakraborty is credited with designing of a bacterial strain . . . . . . . . capable of metabolizing hydrocarbon. A. Pseudomonas putida B. Bacillus thuringiensis C. Bacillus subtilis D. Chlamydiaspp Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
19. Who discovered conjugation in bacteria? A. F. C. Bawden B. G. W. Beadle and E. Tatum C. J. Lederberg and E. Tatum D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
20. Hybridoma is biotechnique which involves fusion of A. B-cell with T-cell B. T-cell with spleen cell C. Spleen cell with myeloma cell D. Myeloma cell with B-cell Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
