Golden rice is enriched in
[A] Beta carotene
[C] Vitamin C
Bt-toxin is obtained from
Engineered bacteria have successfully been used for commercial production of
[A] Human insulin
A nematode ______ infects the roots of tobacco plants and causes great reduction in yield,
[C] meloidegyne incognitia
The first transgenic crop plant was
RNAi process takes place in
[B] Unicellular eukaryotes only
[C] Multicellular eukaryote only
[D] All eukaryotes
Which of the following cuts the DNA at a specific place?
[A] Restriction endonuclease
[B] DNA ligase
[D] Alkaline phosphatase
Which is true about RNAi process?
[A] Method of cellular defense
[B] It involves silencing of a specific m-RNA due to a complementary dsRNA molecule.
[C] Source of complementary RNA in this process may be infection by viruses having RNA genomes.
[D] All are correct.
The most commonly used bacterium in plant genetic engineering is (a) E. coli
[A] E. coli
In which of the processes is both the DNA strands transcribed?
[B] DNA replication
[D] Southern blotting
The source of Taq polymerase used in PCR technique is a
[A] Thermophilic fungus
[B] Mesophilic fungus
[C] Thermophilic bacteria
[D] Halophilic bacteria
Which of the following vector is used to transfer Nematode specific gene hi host plant?
What is true about Bt-toxin?
[A] The concerned Bacillus has antitoxins.
[B] The inactive protoxin gets converted into active form in the insect gut.
[C] Bt-protein exists as active toxin in the Bacillus,
[D] The activated toxin enters the ovary of pest to sterilize it and thus prevent its multiplication.
RNAi stands for
[A] RNA infection
[B] RNA induction
[C] RNA interference
[D] RNA inhibition