Course

Genetics

Study Pack

Set 2 The Central Dogma Of Molecular Biology

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Question 1

(Multiple Choice)

Free
Which of the following is not a component of DNA?

A) Ribose
B) Deoxyribose
C) Nucleotide bases
D) Phosphate

Answer

Question 2

(True False)

Free
DNA is polar, with the 5' end referring to a carbon atom on a deoxyribose subunit that is attached to a hydroxyl group.

Answer

Question 3

(Multiple Choice)

Free
The four nitrogenous bases found in DNA are cytosine, thymine, adenine, and guanine. Which of the following statements regarding the bases is correct?

A) Adenine is a pyrimidine and pairs with cytosine in the DNA double helix.
B) Cytosine has a single ring structure and pairs with guanine in the DNA double helix.
C) Thymine is a purine and pairs with adenine in the DNA double helix.
D) Guanine has a double ring structure and pairs with thymine in the DNA double helix.

Answer