Genetic Engineering (8th Meeting)

Which enzyme is used to cut DNA at specific sequences?

• DNA polymerase

• Restriction enzyme

• Ligase

• Helicase

What is the main function of plasmids in genetic engineering?

• To cut DNA

• To replicate DNA

• To serve as a vector for gene transfer

• To synthesize RNA

What technique is used to amplify specific segments of DNA?

• Gel electrophoresis

• Polymerase Chain Reaction (PCR)

• Microinjection

• Southern blotting

What does CRISPR-Cas9 rely on to edit genes?

• RNA template and restriction enzymes

• Guide RNA and Cas9 protein

• DNA ligase and RNA polymerase

• Plasmid and electrophoresis

What method is used to separate DNA fragments based on size?

• Electroporation

• Gel electrophoresis

• PCR

• Gene weapons

What is the role of DNA ligase in genetic engineering?

• Cutting DNA at specific sites.

• Amplifying DNA sequences.

• Joining DNA fragments together.

• Separating DNA fragments based on size.