Could someone please tell me the answer to this question

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

The more rapidly sedimentation occurs, the more likely it is that the remains will successfully form a fossil. as sedimentation continues, what happens to the amount of weight settling onto the organism? stays the same increases decreases cuts in half