8
It’s 8 bc I said it was 8 ;)
Answer:
B. People live longer than they used to
Explanation:
None of the other answers are correct.
Answer:
Energy
Explanation:
A sugar group would be used for carbohydrates or nucleic acids. An adenosine group would be used in ATP formation if I recall correct. And disaccharides are just two monosaccharides linked together, so that would also be for carbohydrates. Therefore, energy is the answer.