I think it's the simple columnar epithelium.
It's used as a Climate classification system.
How should I know do you got a picture or something so I can see what you talking about
Answer:
I would think it'd be
B. Block B must have greater density that block A
Explanation:
Answer:
China, Russia, Kazakhastan, Mexico, Nimibia, Greenland, South Africa, Canada, Australia
