To perform this test to check if gold is real, make a light, tiny scratch on the item using a small nail file. Choose a spot that is not noticeable if possible. Use a dropper to apply a small drop of nitric acid to the scratch. If there is no reaction, then the piece is probably made from real gold.
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Answer:
Both have dinosaurs as ancestors (basically both are related to dinosaurs)
Explanation:
