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The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?
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19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that
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Where does oogenesis take place ? seminiferous tubules fallopian tubes ovaries uterus
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Larger vessels that carry oxygen rich blood away from the heart is called...
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