Quiz 9: DNA Replication and Mutations: DNA Replication section & Chapt 5.1

Which strand must be synthesized using Okizaki fragments? Choose the most complete answer.

B & C only Lagging strand Original 5' to 3' Strand

Which of the following is/are needed for DNA replication?

DNA nucleotides RNA nucleotides DNA Polymerase I and III All of the above

Use the figure below to determine which condition would allow for the highest DNA polymerase activity.

More DNA primer added to the tube

What effect on the number of mutations in dividing cells do you expect if a person is exposed to high levels of Nickel or Cadmium?

More mutations

If you eliminated primase from a cell, which of the following effects on DNA replication do you predict?

No DNA replication would occur

When would you expect to find the most new mutations in the offspring?

The father is 50 years old

Is it possible for a child to be born with a genetic disease if neither parent carries a disease allele?

Yes

Use the table below to determine which statement is true about old and young DNA polymerase activity.

Young DNA polymerase works faster and with a lower error rate