Chapter 11-Biotechnology: Principles and Process (Part- 1 )
1. Which of the following enzymes is used for the synthesis of cDNA?
- DNA polymerase
- RNA polymerase
- Reverse transcriptase
- Ligase
- 3 Clear All
2. The process of introducing a foreign gene into an organism is called:
- Genetic engineering
- Recombinant DNA technology
- Polymerase chain reaction
- Cloning
- 2 Clear All
3. Which of the following techniques is used to separate DNA fragments based on their size?
- Polymerase chain reaction
- Gel electrophoresis
- DNA sequencing
- Southern blotting
- 2 Clear All
4. Restriction enzymes are used in recombinant DNA technology to:
- Amplify DNA fragments
- Cut DNA at specific sites
- Synthesize DNA molecules
- Label DNA fragments
- 2 Clear All
5.The selectable marker gene in a plasmid is used to:
- Identify transformed cells
- Amplify the target gene
- Clone the plasmid
- Cut the DNA at specific sites
- 1 Clear All
6.Which of the following is an example of a vector used in genetic engineering?
- DNA polymerase
- Restriction enzyme
- Plasmid
- mRNA
- 3 Clear All
7. The process of introducing DNA into bacterial cells is called:
- Transformation
- Transfection
- Transduction
- Conjugation
- 1 Clear All
8. The technique used to amplify a specific DNA sequence is:
- DNA sequencing
- Polymerase chain reaction
- Gel electrophoresis
- Southern blotting
- 2 Clear All
9. The technique used to determine the sequence of nucleotides in a DNA molecule is:
- DNA sequencing
- Polymerase chain reaction
- Gel electrophoresis
- Southern blotting
- 1 Clear All
10. The process of creating multiple copies of a DNA fragment is called:
- Cloning
- Transformation
- Transfection
- Amplification
- 4 Clear All