Gle
Soil is biologically weathered
with the help of tree roots and
A. temperature changes
B. water
C. lichens

What is the following best defines climate?

Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center

How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes