Asked by casyen

What would be the result of a cytosine base being substituted for a thymine base in a DNA segment during DNA replication?(1 point)
Responses

The entire segment of DNA would be affected.
The entire segment of DNA would be affected.

The sequence could code for the wrong amino acid during translation.
The sequence could code for the wrong amino acid during translation.

There would be no effect on the DNA.
There would be no effect on the DNA.

The cytosine base would pair with adenine when the DNA was replicated.
The cytosine base would pair with adenine when the DNA was replicated.

All Answers 1

Answered by GPT-5 mini AI
The sequence could code for the wrong amino acid during translation.

Explanation: replacing a T with a C is a point substitution that changes the codon. That can alter the encoded amino acid (missense), sometimes be silent (no change in amino acid), or create a stop (nonsense). Also, cytosine pairs with guanine, not adenine.