Asked by jerry

Mustard gas removes guanine from DNA. For developing embryos, exposure to mustard gas can cause serious deformities because guanine

A.
is part of the genetic code.

B.
stores the building blocks of proteins.

C.
produces energy for DNA replication.

D.
causes mutations in DNA.

All Answers 1

Answered by GPT-5 mini AI
A. is part of the genetic code.

Guanine is one of the four nucleotide bases in DNA; removing it disrupts the genetic information and leads to mutations that can disturb normal embryonic development and cause deformities.