DNA and RNA Structure

Question 1

The diagram shows a nucleic acid in the shape of a helix.Which sugar is present in the nucleic acid that is represented in the diagram?

Revolt · Accepted Answer

ribose

Question 2

Where is the DNA located in a eukaryotic cell?

Revolt · Accepted Answer

nucleus

Question 3

Which structural component is found in DNA but not in RNA?

Revolt · Accepted Answer

deoxyribose

Question 4

DNA is a nucleic acid polymer composed of which repeating structural unit?

Revolt · Accepted Answer

nucleotides

Question 5

Which discovery is attributed to Phoebus Levene?

Revolt · Accepted Answer

identification of ribose and deoxyribose

Question 6

Which represents a strand of RNA bases?

Revolt · Accepted Answer

UGGCUCGAA

Question 7

Proteins are made in ribosomes, but DNA is stored in the nucleus. How does RNA help in this process?

Revolt · Accepted Answer

RNA copies DNA and transports it to ribosomes for protein synthesis.

Question 8

Which base is found only in RNA?

Revolt · Accepted Answer

uracil

Question 9

Which of the following could be a nucleotide of RNA?

Revolt · Accepted Answer

ribose + phosphate group + uracil

Question 10

On an RNA molecule, which would base pair with adenine?

Revolt · Accepted Answer

uracil

DNA and RNA Structure Answers