Why was what scientists discovered while studying DNA in 1977 scientifically important?(1 point)

Question

Responses

It proved the existence of DNA.
It proved the existence of DNA.
It challenged previous thinking about mRNA.
It challenged previous thinking about mRNA.
It showed that DNA is found within genes.
It showed that DNA is found within genes.
It confirmed that mRNA in viruses were an outlier.

Answer 1

The scientifically important discovery made by scientists studying DNA in 1977 was that it challenged previous thinking about mRNA. This work contributed to a greater understanding of molecular biology, particularly in the context of how genes and their expression are regulated.