nculberson6
19.01.2021 •
Chemistry
The disruption of the B12-protein complex primarily involves the breaking of: ionic bonds. hydrogen bonds. polar covalent bonds. coordinate covalent bonds. . Show/hide explanation The passage states that vitamin B12-protein bonds are disrupted by stomach acid through the denaturation of proteins. This means a loss of quaternary/tertiary/secondary structure, which is most likely due to disruption of H-bonds. Choice (B) is the
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Ответ:
D.
Light contains energy, Snails contain mass, and so does iron.