Answer:
Gliding
Explanation:
occurs when two bones slide across one another, such as in the intercarpal joints.
Answer:
D Natural selection
Explanation:
This is because the dominant Gene according to Charles Darwin is strong enough to adapt to any environment.Making it a survival of the fittest
The answer is C, I hope this helped you:)
Shells are considered biotic because they come from living things. Biotic describes something living or use to be living such as plants and animals. So shells are considered biotic because they come from a living organism.
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Hope that helped:)
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