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Although there are a limited number of amino acids many different types of proteins exist because..
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Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.
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In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls
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Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.
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What is the function of a cellulose?...
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