1. Nutrients flow and energy cycles in an ecosystem.
о
True
False

What did hunter gathers do to alter the environment?

No plagiarizing ! 6th grade work! easy and 100 compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.

This is a biological reaction due to a stimulus. i need this quickly !