Aquaculture & Marine Biotechnology

1

Chitosan nanoparticles are not __

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

2

The amino acid alanine is classified

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

3

Proline is an example for a

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

4

The degradation of branched chain amino acids predominantly occurs in___, and the first step of removing the group is catalysed by enzyme

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

5

Which of the following chemicals is used to reduce disulphide bonds

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

6

Co-translational targeting occurs in

Protein Engineering, Disulphide Bond Reductio Protein Engineering, Disulphide Bond Reductio ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

7

A Taqman probe is related to__

PCR Variants PCR Variants ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

8

Polymerase chain reaction technique was invented by —-

PCR Variants PCR Variants ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

9

Which of following PCR variant is useful for the determination of insert locations in transgenics.

PCR Variants PCR Variants ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

10

BAC and YAC are.

Plasmid Vectors, Phagemids, Blue-White Alpha- Plasmid Vectors, Phagemids, Blue-White Alpha- ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

11

What is true for plasmid?

Plasmid Vectors, Phagemids, Blue-White Alpha- Plasmid Vectors, Phagemids, Blue-White Alpha- ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

12

In blue-white selection, the ___ peptide produced by the plasmid vector complements the inactive by providing the missing

Plasmid Vectors, Phagemids, Blue-White Alpha- Plasmid Vectors, Phagemids, Blue-White Alpha- ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

13

Which of the following vectors is a phagemid

Plasmid Vectors, Phagemids, Blue-White Alpha- Plasmid Vectors, Phagemids, Blue-White Alpha- ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

14

... chemical is added to make bacterial cells permeable to recombinant plasmid.

Plasmid Vectors, Phagemids, Blue-White Alpha- Plasmid Vectors, Phagemids, Blue-White Alpha- ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

15

The restriction enzyme that makes blunt cuts in DNA is

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

16

bacterium methylates its DNA to-

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

17

causes DNA strands to separate, and this method is used to denature genomic DNA during plasmid isolation.

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

18

Which of the following enzymes is used to dephosphorylate plasmid DNA vectors

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

19

Which of the following enzymes is essential for site specific recombination

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

20

Formation of Holliday junction is key feature of

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

21

Which of the following does not recognise and cut the target sites ?

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

22

The enzyme, which catalyzes the addition of deoxyribonucleotides to the 3'-OH of single-stranded and double-stranded DNA is

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

23

Ina typical T4 DNA ligase reaction, which of the following acts as a cofactor

Restriction Endonucleases, Modifying Enzymes Restriction Endonucleases, Modifying Enzymes ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1

24

The process of RNA inactivation by siRNAs is termed as

RNA Interference RNA Interference ICAR JRF Fish Biotechnology 2024 Shift 1 MCQ (Single Correct) +4 / −1