What are the factors that affect the distribution of organisms?
select all that apply.

a. climate
b. elevation
c. the color of their hair
d. geological history of a region

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

What's the waste product of electrons and pyruvate combining in fermentation?  

Which hormone is used by both males and female?