Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Last updated about 3 hours ago

19 questions

Note from the author:

Instructions

3.5

2.5

Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Last updated about 3 hours ago

19 questions

Note from the author:

Instructions

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved.

I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.

I will have to grade this.

0.5

Identify the labeled parts of the nucleotide for 9-11.

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Click on the box that surrounds a complete and correct nucleotide.

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a. In a single strand of DNA, the _______ on one nucleotide binds to the deoxyribose of the next nucleotide.

b. Chargaff's rules states that the DNA of any organism contains equal proportions of _______ and _______ and equal proportions of _______ and _______ (I have to regrade this).

c. Logical thinking using Chargaff's rules - In a strand of DNA, if the percentage of adenine was 20%, the percentage of guanine in the same strand must be _______ .

d. _______ bonds connect the nitrogen bases of one strand to the nitrogen bases of the other strand of DNA.

Why is DNA replication called semi-conservative?

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What does it mean that the two strands of DNA molecule are complementary?

I must grade this.

2.5

Draggable item		Corresponding Item

Draggable item		Corresponding Item
DNA Ligase		Unwinds and separates the double-stranded DNA
Topoisomerase		Adds complementary DNA nucleotides to a growing DNA strand
DNA Polymerase		Joins Okazaki fragments on the lagging strand
DNA Helicase		Synthesizes a short RNA primer
Primase		Relieves tension in the DNA strands ahead of the replication fork.

Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved.

I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.

I will have to grade this.

Click on the box that surrounds a complete and correct nucleotide.

Why is DNA replication called semi-conservative?

I must grade this.

What does it mean that the two strands of DNA molecule are complementary?

I must grade this.

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved.

I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.

I will have to grade this.

Click on the box that surrounds a complete and correct nucleotide.

Why is DNA replication called semi-conservative?

I must grade this.

What does it mean that the two strands of DNA molecule are complementary?

I must grade this.

Reorder the following steps from beginning to end.

Match each item with its correct description.

Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Copy of 4.) DNA Structure and Replication Questions (5/28/2026)

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved. I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.I will have to grade this.

Click on the box that surrounds a complete and correct nucleotide.

Why is DNA replication called semi-conservative?I must grade this.

What does it mean that the two strands of DNA molecule are complementary?I must grade this.

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved. I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.I will have to grade this.

Click on the box that surrounds a complete and correct nucleotide.

Why is DNA replication called semi-conservative?I must grade this.

What does it mean that the two strands of DNA molecule are complementary?I must grade this.

Reorder the following steps from beginning to end.

Match each item with its correct description.

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved.

I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.

I will have to grade this.

Why is DNA replication called semi-conservative?

I must grade this.

What does it mean that the two strands of DNA molecule are complementary?

I must grade this.

Explain what is happening to the bottom DNA molecule, include the enzymes and proteins that are involved.

I will have to grade this.

Explain what is happening to the DNA molecule, include the enzymes that are involved.

I will have to grade this.

Why is DNA replication called semi-conservative?

I must grade this.

What does it mean that the two strands of DNA molecule are complementary?

I must grade this.