Question

What initiates the replication in DNA?

• A. DNA ligase
• B. Origin of replication
• C. Termination sequences
• D. Histone proteins

Answer 1

Answer:

B. Origin of replication

• In a chromosome, there is a specific DNA sequence called the origin of replication, which is responsible for initiating replication.

• DNA ligase is an enzyme which helps in joining of DNA.

• Termination sequences are the site at which DNA replication terminates while histones are the proteins around which DNA is wound.