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Explain the difference between food-chain and ecosystem. Explain the difference between food-chain and ecosystem.
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How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?
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Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand
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Biology, 22.06.2019 01:00
All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
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Explain the difference between food-chain and ecosystem. Explain the difference between food-chain a...
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