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Which term describes one or more communities interacting with each other and the physical environment through the flow of energy and cycling of materials?
Q7: As a couple, Jorge and Suzanne become
Q15: Which of the following statements about grandparenthood
Q15: How many copies of a specific allele
Q21: Which of the following is TRUE of
Q30: Controlling our population growth and using resource
Q44: A unit of DNA that directs the
Q45: The total energy an ecosytem's producers store
Q46: Which nucleic acid is a major part
Q46: Fossils currently exist for about how many
Q50: In a Punnett square, the letters outside