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Shruti Desai
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I have completed my post graduation in Botany subject from Karnataka University,...
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Excision and insertion of a gene is called

A

Biotechnology

B

Genetic engineering

C

Cytogenetics

D

Gene therapy

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RNA interference helps in

A

cell proliferation

B

Micropropagation

C

Cell defence

D

Cell differentiation

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The vaccines prepared through recombinant DNA technology are

A

Third generation vaccines

B

First generation vaccines

C

Second generation vaccines

D

None

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The human genome project was launched in the year

A

1980

B

1973

C

1990

D

1989

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Plasmids are used as cloning vectors for which of the following reasons?

A

Can be multipled in culture

B

Self-replication in bacterial cells

C

can be multipled in laborataries with the help of enzymes

D

Replicate freely outside bacterial cells

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The DNA fragments have sticky ends due to

A

Endonuclease

B

Unpaired bases

C

Calcium ions

D

Free methyaltion

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The Golden rice variety is rich in

A

vitamin C

B

B-carotene and Feritin

C

Biotin

D

Lysine

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ELISA is

A

Using radiolabelled second antibody

B

Usage of RBCs

C

Using compliment mediated cell lysis

D

Addition of sustrate that is converted into a coloured product

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Southern blotting is

A

Attachment of probes to DNA fragments

B

Transfer of DNA fragments from electrophoretic gel to nitrocellulose sheet

C

comparison of DNA fragments to two sources

D

Transfer of DNA fragments to electrophoretic gel from cellulose membrane

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Bacteria protect themselves from viruses by fragmenting viral DNA with

A

Ligase

B

Endonuclease

C

Exonuclease

D

Gyrase

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