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organic amines contain nitrogen atoms, N, that are singly-bonded to at least one carbon atom.
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Villi are finger-like projections.They increase the surface area of inner walls and helps alot in absorption of digested food.
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D. Animal cells would not have the materials needed to produce energy in cellular respiration.
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A(n) endotherm is able to maintain an internal body temperature. Experiment is an activity many famous historical biologists DID NOT participate in. False; Experiment is an activity many famous historical biologists DID participate in.
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Tbh I don’t really know but I think it’s because the sperm has to fertilize one egg and then that egg separates into two, creating two IDENTICAL kids
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