24
QuizMultiple Choice

DNA and Protein Synthesis — Test

Question 24 • Biology

What can he assume about the number of adenine? A forensic scientist is trying to find out the number of adenine bases in the DNA sample that he obtained from a crime scene.

Answer
A
The number of adenine bases will be equal to the number of thymine bases.
B
The number of adenine bases will be equal to the total of all the other bases.
C
The number of adenine bases will be equal to the number of guanine bases.
D
The number of adenine bases will be half of the number of cytosine bases.

Explanation

In double-stranded DNA, adenine pairs specifically with thymine, so each adenine base is matched with one thymine base. Therefore, the number of adenine bases equals the number of thymine bases. The correct choice is “The number of adenine bases will be equal to the number of thymine bases.”

AI-written and checked against the verified answer.

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