HURRY PLEASE What is the phenotypic ratio of the offspring?
O ::
1:1:1:1:2:2:2:2:4
O 1:3:3:9
o 1:4
o 4:12

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.

Which of the following explains why a tree is often used as a model to represent the principle of common descent

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?