BCS 1010 EXAM 3 QUESTIONS AND ANSWERS A.

BCS 1010 EXAM 3 QUESTIONS AND ANSWERS A.
Origin of replication provides an opening called a ___ __ that forms 2
replication forks
Correct Answer -replication bubble
Bacteria have ____ ___ of replication
Correct Answer -single origin
Eukaryotes have ___ ____ of replication
Correct Answer -multiple origins
DNA helicase
Correct Answer -binds to DNA and travels 5' to 3' using ATP to separate
strand and move fork forward
DNA topoisomerase
Correct Answer -relives additional coiling ahead of replication fork
single strand binding proteins
Correct Answer -keep parental strands open to act as templates
DNA polymerase III
Correct Answer -covalently links nucleotides in a 5' to 3' direction on
growing strand only