<span>Gasoline contains stored chemical energy. When gasoline is burned in a lawn mower, the energy is transformed into mechanical and thermal energy.</span>
<span>Lysosomes contain digestive enzymes.
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Compact bone is the denser, stronger of the 2 types of bone tissue. It can be found under the periosteum and in the diaphyses of long bones, where its provides support and protection.
Answer: Stem cell research has the potential to treat diseases that are currently burdened with high health care costs—especially chronic conditions such as heart disease, Alzheimer's disease or diabetes, the costs of which threaten to cripple the healthcare system.
Answer:
Observing and counting bird populations
Explanation:
