Index fossils (also known as guide
fossils, indicator fossils or zone
fossils) are fossils used to define
and identify geologic periods (or
faunal stages).
It would continue moving north forever. (No friction would mean no gravity)
Temp or heat. if you turn the heat up really high youll kill all the living things in the tank
Is called the ground substance. The fibers contained in this extracellular matrix are collagen, reticular and elastic fibers.
Answer:
by diffusion process in which water oxygen diffuse directly
