5A, Mitosis and cell cycle includes DNA Replication

In the G1 stage of the cell cycle, the cell

• Grows
• Matures
• Carries on normal activities
• All of the above

Which cell cycle checkpoint verifies cell size and checks the DNA for damage?

• G1 checkpoint

• S checkpoint

• G2 checkpoint

• M checkpoint

Which cell cycle checkpoint makes sure that chromosomes are duplicated and checks for damage of the replicated DNA?

• G1 checkpoint

• S checkpoint

• G2 checkpoint

• M checkpoint

A cell spends __% of its cycle in ____.

• 100, interphase
• 10, cytokinesis
• 40, mitosis
• 90, interphase

Tags

NGSS.HS-LS1-4

Which of the following is correct?

• S phase, cell division
• M phase, cell growth
• G1 phase, DNA replication
• G2 phase, preparation for division

Tags

NGSS.HS-LS1-4

What stage is this?

• Prophase
• Metaphase
• Anaphase
• Telophase

Tags

NGSS.HS-LS1-4

Which 2 molecules forms the sides (backbone) of the DNA ladder?

• deoxyribose and adenine
• deoxyribose and a hydrogen bond
• sugar and the nucleus
• deoxyribose (sugar) and phosphate

Which enzyme is responsible for adding nucleotides?

• Topoisomerase
• DNA Polymerase
• Ligase
• Primase

The enzyme that unzips the DNA to prepare for replication

• helicase
• replicase
• polymerase
• synthase

DNA replication results in two DNA molecules,

• each one with two original strands
• each one with two new strands
• each one with one new strand and one original strand
• one with two new strands and the other with two original strands