During meiosis, homologous chromosomes exchange genetic material. This exchange of genetic material -

Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?

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 enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?