Which figure is the percent of energy at which one trophic level generally flows to the next level?
a. 10%
b. 35%
c. 50%
d. 100%

Chicken pox and hepatitis are bacterial diseases. true or false?

One of the reasons that stars are so large is because

Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.