DNA structure and replication

During which phase of the cell cycle does the cell spend the most time?

• Mitosis
• Cytokinesis
• Interphase

During which part of the cell cycle does the cell divide?

• Interphase
• Mitosis
• S phase

Tags

NGSS.HS-LS1-4

During which part of the cell cycle is DNA copied?

• Mitosis
• Cytokinesis
• S phase

What is the purpose of the cell cycle?

• To create new daughter cells
• To prevent cancer from developing
• To help the body fight viruses and bacteria

Tags

NGSS.HS-LS1-4

In the S stage of interphase_______________

• the cell grows
• the nucleus divides
• the cell membrane divides
• the DNA is replicated

Which of the following DNA nucleotides are paired with the correct corresponding DNA nucleotide? (mark all that apply)

• Adenine with Thymine

• Guanine with Cytosine

• Thymine with Cytosine

• Adenine with Uracil.

• Uracil with Thymine

You are given the DNA strand 5'ATGCTCAGCTGA3'. What is the corresponding DNA strand?

• 5'UACGAGUCGACU3'

• 5'TACGAGTCGACT3'

• 3'UACGAGUCGACU5'

• 3'TACGAGTCGACT5'

DNA replication takes place in eukaryotic cells during which phase?

• G1

• S

• M

• G0

The drawing shows the structure of what molecule?

• A DNA molecule
• A lipid molecule
• A carbohydrate molecule
• A protein molecule

Tags

NGSS.HS-LS1-1

What is responsible for holding the two strands of the DNA double helix together?

• hydrogen bonds
• alleles
• London dispersion forces
• deoxyribose sugars