How do fossils provide evidence that evolution has taken place?

Which plains area lies in both the united states and canada? altiplano central canadian shield coastal plains great plains

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Which process of living things produces water that enters the water cycle