Answer:
Explanation:
an example is the ability to endure the sugar, lactose, in milk. In many places of the world, people can't drink milk in light of the fact that their body turns off the intestinal creation of lactase, a chemical that processes the sugar in the milk.
An isometric exercise is a form of exercise involving the static contraction of a muscle without any visible movement in the angle of the joint.
When your body temp gets too low you begin to shiver. Brining your body temp to a comfortable level will cause it to stop shivering.
The answer is D) an increased proportion of wealthy citizens
