In order for a substance to be classed as a mineral it must be naturally occurring, solid and inorganic. Additionally, it must have a clearly defined structure and chemical composition.
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Answer: 8.B 9.C 10.D 11.B
Explanation: 12.?
Answer:
The Dog is has much more cells because it's bigger.
Explanation:
when a puppy grows up to be a dog, it gains more cells because it GROWS up and becomes bigger than the puppy's original size.
Answer:
Because animals cannot produce energy directly from the sun, they must eat plants or other animals that eat plants, and acquire energy, either directly or indirectly, from glucose
Explanation:
