In which stage is the viral dna introduced into the cell?

What did the first language sound like

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13