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Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons
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This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is
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Which of the following matches the organisms described with the correct domain? a. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycanb. archaea--multicellular, eukaryotic organisms that do not have cell wallsc. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sourcesd. bacteria--unicellular, eukaryotic organisms that always lack cell walls
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What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.
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If an element has a charge of 1+, how many more protons does it have than electrons? protons...
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