a chemical substance produced and released into the environment by an animal, especially a mammal or an insect, affecting the behavior or physiology of others of its species.
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A aquifer<span> names an underground area that collects and holds a large amount of water.
I know this because an aquifer collects water.
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Agriculture depends on the conservation of our most precious natural resources: <em>water, land, and biodiversity.</em>
Answer:
The reason why it occurs is when the organism doesn't have the desirable traits it needs to survive.
Explanation:
