Children s energy and protein requirements as they age.

What did hunter gathers do to alter the environment?

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the