Hair viewed for forensic investigations is studied both macroscopically
and microscopically. Macroscopic observation might be done with a
while microscopic observation would be done with a
a) Microscope, electron microscope
b) Spectrophotometer, stereomicroscope
c) Stereomicroscope, compound microscope
d) All of the above

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Are the earth's ocean floor and continents the same age geologically? why or why not?

About __ of the mass of the cell is water