During the course of successful prenatal development, a human organism begins as a(n) and ends up as a(n)

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Step 1 review the imaginary strand of dna below. note the complementary base pairs. a g c a a t c c g t c t t g g t c g t t a g g c a g a a c c step 2 to begin replicating this strand of dna, draw the two sides of the strand separating. step 3 now, draw the free-floating bases linking up with the separate sides. remember to follow the rules of complementary base pairing. step 4 draw the two resulting dna strands.