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:
Human being, teeth doctors and tools
Before puberty, children do have an estrogen level in their body. This is only truly noticeable around the time of puberty. It's always there, but not hyperactive until puberty.
Answer:
The cilia is one of the things that act defensively in the respiratory system.
Explanation:
It propels a mucus-like liquid that covers the airway which traps pathogens (potentially infectious microorganisms) and other particles, preventing them from reaching the lungs.
Answer:
ATP contains energy in the chemical bonds between its phosphate groups, best explains how the structure of ATP helps provide energy to the cell.
Explanation:
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