Observable characteristics would be referred to as "traits".
Answer:
Habitat loss, uncontrolled hunting
Explanation:
Independent Variables are the factors that are tested by beingvaried by the experimenter.
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Answer: if the trees and lakes were destroyed there would be no homes for most animals and they might become exctinct. Trees provide us paper and oxygen, store carbon, stabilise the soil and give life to the world's wildlife. They also provide us with the materials for tools and shelter.
Explanation:
A. Genetic Drift.
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