If a person uses up his or her reserve supply of glycogen and still does not eat, the body will break down to provide glucose for the brain.

carbohydrates

Explanation:

this is because even though the person hasn't eaten he or she still has an amount of carbohydrates in the body that can be broken down and its end product glucose will be obtained

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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the dark variety, as they are not visible on the dark tree barks

explanation: