What layer of the atmosphere has he most air pressure? a. exosphere b. stratosphere c. troposphere d. mesosphere

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

The chemical form of energy that is useable by the cell to do work

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?