Herbicide-resistant gene in a plant is:
1. Mt
2. Gt
3. Ct
4. Bt
Which of the following is true for Golden rice?
1. | It has yellow grains, because of gene introduced from a primitive variety of rice |
2. | It is Vitamin A enriched, with a gene from daffodil |
3. | It is pest resistant, with a gene from Bacillus thuringiensis |
4. | It is drought tolerant, developed using Agrobacterium vector |
Nucleic acid segment tagged with a radioactive molecule is called:
1. clone
2. probe
3. plasmid
4. vector
Sir Godfrey Hounsfield developed the diagnostic technique of:
1. CT scanning
2. MRI
3. Endoscopy
4. Bronchoscopy
The mobile genetic element is:
1. transposon
2. mutation
3. endonuclease
4. variation
Bacillus thuringiensis (Bt) strains have been used for designing novel:
1. Bio metallurgical technique
2. Bio mineralization processes
4. Bio insecticidal plants
4. Bio fertilizers
The protein a -1 antitrypsin is used to treat which of the following diseases?
1. Cancer
2. Rheumatoid arthritis
3. Emphysema
4. ADA deficiency disease in children
Why does Bt toxin not kill Bacillus thuringiensis?
1. The bacillus keeps proteins in inclusions
2. The toxin exists in the bacillus as a pro-toxin
3. The bacillus protects its genetic material by methylation
4. The bacillus has a tough cell wall of peptidoglycan
Cotton plants can be protected from corn borer by the proteins coded by:
1. cryIAc 2. cryIIAb
3. cryIAb 4. cryIAd
RNAi, as a mechanism of cellular defense, takes place in:
1. All bacteria
2. All unicellular organisms
3. All plants only
4. All eukaryotic organisms