Which of the following organelles are involved in making, modifying and transporting proteins? a. Ribosomes , chloroplasts, cell membranes, and smooth ER
b. Nucleus, Ribsomes, rough ER, and golgi body
c. Nucleus, mitochondria, lysosomes, and rough ER
d. rough ER, Smoove ER, or ribsomes

Nucleic acid certain protein cell membranes certain carbohydrates

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 greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium