In the above diagram of an animal cell, what is the function of organelle 4

to aid in protein synthesis by joining amino acids together to form polypeptides

Explanation:

I did it on study island

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

answer; the code in musculoskeletal system subsection is associated with deep tissue possibly to the bone;