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DNA Replication Quiz

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Questions and Answers

What enzymatic function is primarily involved in breaking down hydrogen bonds during DNA replication?

Primase

Polymerase

Ligase

Helicase (correct)

DNA replication is a process that occurs exclusively during the G1 phase of interphase.

False

What is the main outcome of the DNA replication process?

Two identical DNA molecules

During the initial step of DNA replication, the _____ bonds between the bases break down.

hydrogen Signup and view all the answers

Match the following terms with their definitions in the context of DNA replication:

Helicase = Enzyme that unwinds DNA strands Template = The original strand used for synthesis Replication fork = Structure that forms during the separation of DNA strands Semi-conservative = Each new DNA molecule has one old and one new strand Signup and view all the answers

What is the primary role of Single Strand Binding Protein (SSBP) during DNA replication?

To prevent DNA strands from re-annealing Signup and view all the answers

The enzyme Topoisomerase is responsible for unwinding the DNA strands during replication.

False Signup and view all the answers

What is the name of the point where DNA replication begins?

Replication Origin (ORI) Signup and view all the answers

A __________ is needed for DNA polymerase to begin constructing new DNA strands.

primer Signup and view all the answers

Match the following enzymes/functions with their roles in DNA replication:

Single Strand Binding Protein = Prevents re-annealing of DNA strands Topoisomerase = Prevents twisting of DNA strands Gyrase = Unwinds DNA strands DNA Polymerase = Builds new DNA strands Signup and view all the answers