Where does all energy for most organisms on earth come from?
a. oxygen
b. carbon dioxide
c. water
d. sunlight?

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.

Which of the following is a good strategy when it comes to desserts

In which way are mercury and venus similar? they both rotate from east to west. they are both small and rocky. they both have thick atmospheres. they both are similar to earth in structure.