DNA Replication Mechanisms and Proteins

DNA replication occurs when chromosomes are ________ prior to cell division

• Duplicated

• Split

• Synthesized

• Analyzed

Tags

NGSS.HS-LS1-4

The term "semiconservative" refers to the fact that one ooriginal strand is ________ in each new DNA molecule

• Mutated

• Conserved

• Replicated

• Replaced

The new strands that are created during DNA replication are called _______ strands

• Daughter

• Parental

• Template

• Original

The origin of replication in E. Coli is referred to as ______

• oriE

• oriC

• oriT

• oriP

The origin of replication contains three types of base sequences: the At-rich region, __________, and GATC methylation sites

• DnaA boxes

• DnaB boxes

• GATG boxes

• AcGT boxes

Initiation of replication starts when _______ proteins bind to DnaA boxes within oriC

• DnaB

• DnaC

• DnaA

• DnaD

The AT-rich region becomes bent around the complex, which promotes the __________ of the two strands at the AT-rich region.

• Joining

• Seperation

• Elongation

• Transcription

Tags

NGSS.HS-LS3-2

Once the two strands are separated, DnaA proteins help circuit _________ to this region

• DNA polymerases

• DNA helicases

• RNA polymerases

• ligases

Each template strand is bound by one DNA helicase

• True

• False

The movement of the DNA helicase occurs in the ______ direction along the template strand