Bioinformatics can be used to scan for short sequences that specify known mrnas, called a. short tandem repeats b. cdna c. expressed sequence tags d. multigene families e. proteomes

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