DNA Replication and Structure Review

What is the name of the relatively short fragments of DNA created on the lagging strand during DNA replication?

• Topoisomerase

• Okazaki fragments

• Ligase

• Single-stranded fragments

During which part of the cell cycle does DNA replication take place?

• Cytokinesis

• Interphase

• Meiosis

• Mitosis

The leading strand is synthesized continuously, while the lagging strand is synthesized...

• Randomly

• With amino acid primers

• In reverse

• In fragments

According to Chargaff's rule, which of the following base pairs are correct?

• C-G and A-T

• A-G and T-C

• C-A and G-T

• A-U and T-C

What is the purpose of DNA replication?

• Synthesize proteins

• Synthesize a genetically identical copy of RNA

• Synthesize a genetically identical copy of DNA

• Synthesize a genetically unique copy of DNA

Tags

NGSS.HS-LS3-2

DNA creates an identical copy of itself in a process known as DNA ...

• Transcription

• Division

• Replication

• Conservation

Which type of protein catalyzes, or speeds up, chemical reactions?

• RNA

• Polymers

• Enzymes

• Amino Acids

Which enzyme joins individual nucleotides to an unzipped strand of DNA to build a new strand of DNA?

• Ligase

• Topoisomerase

• Primase

• DNA Polymerase

What binds to the DNA strands to keep them separated during DNA replication?

• Ligase

• Single stranded binding proteins

• Topoisomerase

• Okazaki fragments

Which enzyme must act first before the other enzymes are able to complete their functions?

• Ligase

• Helicase

• Primase

• DNA polymerase