The function of an operator is to ... The function of an operator is to ... control the process of transcription within the nucleus regulate access of RNA polymerase to specific genes generate amino acids for protein synthesis turn on and off the molecules of tRNA

Based on the body structures of these animals, which two conclusions are scientifically the skeletal structure of the gorilla and chimpanzee suggest a common evolutionary ancestry. the dog and frog share a closer evolutionary ancestry than the gorilla and chimpanzee. the dog is more closely related to the frog than it is to the chimpanzee. all four organisms share a common vertebrate ancestor.