EASY 100 POINTS!! PLEASE HELP, I NEED THE GRADE! Match the options (on the left) with the correct option (on the right)

C, h, o - elements that are common to biomolecules. if the biomolecule in question is a protein these elements also combine with nitrogen. which molecule below is a protein?

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an