What would happen to the moon and earth if the sun did not exist

What is the correct trna sequence that would match the following mrna sequence.gcgaua

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.

What could happen if two base pairs on a strand of dna or switched