Question

what is true about mrna during transcription?
dna sequence is copied into mrna molecules.
mrna disappears slowly from the cell.
mrna is not in transcription.

Explanation:

Transcription is the process where DNA's genetic code is copied into mRNA. The first option states DNA sequence is copied into mRNA, which matches transcription. The second option is about mRNA degradation (not transcription), and the third is incorrect as mRNA is involved in transcription.

Answer:

A. DNA sequence is copied into mRNA molecules.