Why do we have six different crystal structures?

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 is the ecological role of food chains and food webs

As a result of these processes the single celled organism accomplishes