What did Charles Darwin study? a. genetic mutations b. microevolution c. variation in characteristics d. population genetics.

What are chlorofluorocarbons made of

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.