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How it is possible to have thousands of different proteins when there are only 20 different amino acids.
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Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels
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Biology, 22.06.2019 09:00
Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.
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Biology, 22.06.2019 09:30
Along what geographical feature are most of the oil producing regions located
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How it is possible to have thousands of different proteins when there are only 20 different amino ac...
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