Answer:
Intellectually gifted individuals account for 2-4% of the population.
Explanation:
Yes it is Biotic factors are living aspects of ecosystems
<span>An experiment designed so that you can observe the differences between the experimental group and the control group.
In each experiment there have to be two groups - an experimental one (which has a different variable), and a control group. Both of these groups are subjected to the same thing except for that variable you are trying to test via an experiment.
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The teeth breakdown food into smaller pieces. Saliva contains digestive enzymes that begin the mechanical process of digestion. The peristalsis pushes food to the esophagus.