Answer:
The common hippopotamus, or hippo, is a large, mostly herbivorous, semiaquatic mammal and ungulate native to sub-Saharan Africa. It is one of only two extant species in the family Hippopotamidae, the other being the pygmy hippopotamus. The name comes from the ancient Greek for "river horse".
C. Enzyme because they catalyze biochemical reactions
Remember the acronym "Oil Rig". Oxidation is loss, Reduction is gain of electrons. Calcium is losing electrons so it's an oxidation reaction.
Anytime an atom shares or transfers electrons a bond is formed, sharing= covalent and transfer= ionic
Answer:
C
Explanation:
Cause waves causes gravity to make higher waves
