Why do the cells in all living things need energy?
a. to fuel their chemical reactions
b. to them decompose
c. to communicate with other cells
d. so they can block sunlight

a. to fuel their chemical reactions

Explanation:

Cells aren't meant to decompose things, there's no reason for them to communicate with other cells, and cells blocking sunlight just doesn't make much sense.

I hope this helps! :D

as technology advances, new experiments often expose problems in accepted theories. c

hope i

-lavira: )

power out to power in less than 100%