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Elements & Macromolecules in Organisms

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Across
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Element with symbol K.
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Element with symbol N.
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Element with symbol H.
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A large organic molecule such as carbohydrates, lipids, proteins, nucleic acids.
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Macromolecules made of C, H, O, N, P.
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Macromolecules made of C, H, O.
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Compounds made primarily of carbon and have hydrogen.
Down
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Element with symbol O.
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Macromolecule made of C, H, O in 1:2:1 ration
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Element with symbol S.
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Compounds that do not contain carbon.
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Element with symbol P.
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Macromolecules made of C, H, O, N
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Element with symbol Ca.
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Element with symbol C