Several COENZYMES play important roles in cellular respiration. As mentioned way back in Chapter 5 (lipids), coenzymes may be MADE FROM . One example is NAD , which is made from nicotinic acid or niacin.

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.

Match with o for organic and i for inorganic for each compound

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation