Membrane protein that receives and sends messages to the inside of the cell are
a. marker proteins
b. channel proteins
c. transport proteins
d. receptor proteins

Where is energy trapped inside the organelle chlorophyll

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.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.