Question 1: Palette 1/8

AIIMS 2019 MCQ

Chimeric DNA is

A

gene clone

B

recombinant DNA

C

transposon

D

vector shuttle

Question 2: Palette 2/8

AIIMS 2019 MCQ

In Ti-plasmid, which of the following is removed?

A

Auxin gene

B

Virulent gene

C

Cytokinin gene

D

Auxin and cytokinin gene

Question 3: Palette 3/8

AIIMS 2019 MCQ

What are the requirements in tissue culture?

A

Hormones like auxin, cytokinin, agar-agar

B

Inorganic salt, vitamin, amino acid only

C

Carbon source like sucrose only

D

All of the above

Question 4: Palette 4/8

AIIMS 2019 MCQ

Match the following columns and choose the correct option from the codes given below.

	Column I		Column II
A.	KC mehta	(i)	Fluid mosaic model
B.	P Maheshwari	(ii)	First recombinant plasmid
C.	Cohen and Boyer	(iii)	Haploid culture
D.	Singer and Nicolson	(iv)	Rust disease

A

A - (i), B - (iii), C - (ii), D - (iv)

B

A - (iv), B - (iii), C - (ii), D - (i)

C

A - (i), B - (ii), C - (iii), D - (iv)

D

A - (ii), B - (iii), C - (iv), D - (i)

Question 5: Palette 5/8

AIIMS 2019 MCQ

Virus free plants can be formed by

A

meristem culture

B

callus culture

C

somatic cell culture

D

protoplast fusion

Question 6: Palette 6/8

AIIMS 2019 MCQ

Hairy root disease of dicot plants is caused by

A

Agrobacterium tumefacians

B

Agrobacterium rhizogene

C

Bacillus thuringiensis

D

Meloidogyne incognita

Question 7: Palette 7/8

AIIMS 2018 MCQ

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

Question 8: Palette 8/8

AIIMS 2018 MCQ

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