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Crystal structure is a way how atoms or molecules are arranged and in what manner to form a Crystal and this arrangement helps to differentiate one crystal from the other.
Using a crystal structure we can tell that crystal of pyrite is cubic and crystal of gypsum is mono-clinic which helps to tell us that both the crystals are separate from one another because of the arrangement of the molecules and atoms in both.
Answer: i think its A due to it living in hordes
I believe the answer is B. decomposers moving nitrogen into consumers.
The ecliptic is the plane of Earth's orbit around the Sun.