During protein synthesis , which of the following molecules stay in the nucleus at all times a. dna b. mrna c. trna d. rrna

Witch theory suggests all living things are made up of cell or cells

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above

What problem would a person most likely have if her kidney did not work correctly?