In the table above, all organisms have? a) Humans and Ox only share adenine in common with each other.
b) Bacteria and Sea Urchins have no common nitrogenous bases.
c) No nitrogen bases in common with each other.
d) The same four nitrogenous bases in common with each other.

What are charcteristics of lithosphere?

9. the history of life on earth is recorded in

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.