B, the lowest layer is a dinosaur fossil, therefore the mammal fossil was after
Answer:
solvent.
Explanation:
the more abundant dissolving substance in a solution. supersaturated solution.
Answer:
Glucose, for your regular cellular respiration
Explanation:
The start of celllular respiration is glycolysis breaking down glucose. It usually is glucose, but lipids, carbohydrates, and proteins can be used too.