Compared to the upper paleolithic, mousterian burials are more complex, usually containing hundreds of tools burials usually contain several individuals, precisely oriented relative to each other tools are usually more sophisticated tools are made of materials transported (traded) over long distances none of these

the correct answer is:

a population changes in response to a change in the environment.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.