Answer:
Nonrenewable resources are used to help provide humans with the energy they need to power their homes, cars, and Fourth of July barbeques. They're an important part of the worldwide economy because they're some of the most common ways we get the energy we need to power our lives.
Explanation:
Answer:
I think its Low levels of serotonin, a brain chemical that regulates mood and inhibits violent tendencies.
Explanation:
ATP, DNA and lipids are involved in the phosphorous cycle.
Answer:
c Size is the answer hope it helps