yes, coral polyps are a keystone species. it would be a keystone species because it is important in order for the coral to thrive.
Yes virus is living because it.move into your body we you have a disease
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it is Basic brooooooo. No B NOT C AND NOT D. oNly A
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The law of conservation of energy is an important law of physics. Basically, it says that while energy can turn from one kind into another, the total amount of energy doesn't change. This law applies only to closed systems, meaning systems that can't exchange energy with their environment.
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