Answer:
The Paleozoic involved the appearance of fish, and eventually of life moving onto land. The Mesozoic was dominated by dinosaurs. The Cenozoic started with the extinction of the dinosaurs, and included the development of birds and mammals. ... The Mesozoic Era ended with another extinction.
Answer:
Protons: Found in Nucleus, +1
Neutrons: Found in Nucleus, Electrically Neutral
Electrons: Found in Orbitals, -1
Explanation:
Answer:
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the cells that line your stomach can renew as fast as every two days, because they in contact with digestive acid.
Answer:
Magnetite, also called lodestone, or magnetic iron ore, iron oxide mineral (FeFe2O4, or Fe3O4).
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