The answer would be B i believe<span>(a protease) begins the chemical digestion of protein</span>
Answer:
The scientific investigation is the systematic approach of the scientists to answer the questions about the world. It is applied almost all of the theories including the Theory of Natural Selection. Darwin's theory of evolution is a result of scientific investigation. In this theory, they investigate by observing the distribution of species.
We should focus on getting people to move their butts. Steven Blair says the sedentary life style of people needs to be eradicated to treat low fitness and excess weight.