Which phase is protein synthesis going on

How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?