A researcher is involved in the investigation of an individual's genetic abnormality. Which of the following situations could the researcher most likely rule out as the genetic cause of a mutation?
A) Loss of a cytosine-guanine base pair
B) Formation of an adenine-uracil base pair
C) Substitution of an adenine-thymine base pair for a cytosine-guanine base pair
D) Insertion of an extra adenine-thymine base pair

Question

Quizplus · Accepted Answer

RNA contains uracil instead of thymine. Formation of an adenine-uracil base pair is a normal event during assembly of messenger RNA.

A Researcher Is Involved in the Investigation of an Individual's