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smj545 smj545
wrote...
Posts: 61
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12 years ago
piece of pineapple and and piece of pineapple from a can. Explain the reasons of differences/similarities if any. Consider what involves in the canning process of pineapple.
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wrote...
12 years ago
I'm not exactly sure, but it has to do with protein structures. Fresh pineapples basically have chemicals that stop the gelatin atoms from joining. Otherwise, they would interlock into a solid. During canning, they might be boiled or given additives, the first having the effect of neutralizing that anti-bonding protein, allowing the gelatin to stick together. Kiwis also have this chemical, and boiling them will also neutralize that protein, allowing the jello to form
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