6a Cell Cycle and DNA Rep. Vocabulary

What is the third phase of mitosis where sister chromatids separate?

• Telophase

• Anaphase

• Metaphase

• Prophase

Tags

NGSS.HS-LS1-4

Which enzyme is responsible for building new strands of DNA during replication?

• Helicase

• Ligase

• Primase

• DNA polymerase

What is the role of helicase in DNA replication?

• Builds new DNA strands

• Synthesizes RNA primers

• Binds DNA fragments

• Untwists and opens DNA strands

During which stage of the cell cycle does the cell grow and prepare for division?

• Prophase

• Interphase

• Metaphase

• Cytokinesis

What is the function of ligase in DNA replication?

• Untwists DNA strands

• Binds Okazaki fragments

• Synthesizes RNA primers

• Builds new DNA strands

Which phase of mitosis involves chromosomes aligning along the equator of the cell?

• Telophase

• Prophase

• Metaphase

• Anaphase

Tags

NGSS.HS-LS1-4

What is the primary function of spindle fibers during mitosis?

• To form the cell membrane

• To dissolve the nuclear membrane

• To guide the movement of sister chromatids

• To synthesize DNA

Tags

NGSS.HS-LS1-4

Which phase of mitosis is characterized by the re-formation of the nuclear membrane?

• Prophase

• Telophase

• Metaphase

• Anaphase

Tags

NGSS.HS-LS1-4

What is the difference between the leading and lagging strands during DNA replication?

• Both are synthesized continuously

• Both are synthesized in fragments

• Leading strand is synthesized in fragments, lagging strand continuously

• Leading strand is synthesized continuously, lagging strand in fragments

What is the role of primase in DNA replication?

• Untwists DNA strands

• Binds DNA fragments

• Synthesizes short RNA primers

• Builds new DNA strands