1
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

Virus free plants can be formed by

A
meristem culture
B
callus culture
C
somatic cell culture
D
protoplast fusion
2
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

Hairy root disease of dicot plants is caused by

A
Agrobacterium tumefacians
B
Agrobacterium rhizogene
C
Bacillus thuringiensis
D
Meloidogyne incognita
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

If a recombinant DNA bearing gene for ampicillin resistance is transferred into E. coli cells and the host cells are spread on agar plates containing ampicillin, then

A
both transformed and untransformed recipient cells will die
B
both transformed and untransformed recipient cells will grow
C
transformed recipient cells will grow and untransformed recipient cells will die
D
transformed recipient cells will die and untransformed recipient cells will grow
4
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

Production of human protein in bacteria by genetic engineering is possible because

A
the human chromosome can replicate in the bacterial cell
B
the mechanism of gene regulation is identical in humans and bacteria
C
bacterial cells can carry out RNA splicing reactions
D
the genetic code is universal
AIIMS Subjects
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