A vigorous excersie that requires a lot of energy
answer:
carbon dioxide !!
explanation:
hope this helps you !!
if i'm wrong pls let me know lol !!
Answer:
I may not be right but i believe the answer is c
Explanation:
Answer:
O Cells are all the same on the inside
Fossils only form if certain qualifications are met, and some organisms cannot meet them, so they just cease to exist, not a single sign of them. This could happen if they were organisms that decayed completely. Fossilization can include freezing, drying, and encasement, usually in tar or resin.