Which of the following servesbas an electron carrier in cellular respiration?

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.

Where can a dna be found in a prokaryotic cell

Match each symbol with its description.