Which statement is the first step of protein synthesis? A. DNA unzips between the base pairs

B. A new DNA strand is made

C. tRNA carries amino acids to the ribosome and attaches it to the mRNA strand

D. A ribosome attaches to the mRNA

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

because photosynthesis could not occur (apex)