Describe what would happen to a protein and the chemical reaction that it fuels, if that protein was placed in an environment that was out of its homestatic range.

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

Approximately what portion of the foods that we eat have been genetically modified in some way? a.fewer than 10% b.about 50% c.nearly 100%

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