DNA polymerase moves along the old strand in the 3'-5' direction, creating a new strand having the same 5'-3' direction.
D.
Both organisms have the same genus in their scientific name meaning they are members of the same family and order.
Answer: no body cavity—acoelomates; body cavity not completely lined with mesoderm—pseudocoelomates; body cavity completely lined with mesoderm—coelomates
