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when canned pineapple juice is added to gelatin, it solidifies. This is not the case when fresh pineapple juice is added to gelatin. Explain why.
Fresh pineapple juice prevents gelatin from setting up because it contains bromelain that digests the links formed between collagen material.
________, the enzyme occurring in pineapples, is considered a ____________ enzyme, which breaks down proteins into their amino acids by hydrolysis.
bromelain, proteolytic.
explain how extremes of temperature and pH alter the activity of an enzyme.
raising temperatures generally speed up reactions which causes the enzymes within a substance to denature. Lower / colder temperatures slow down the reaction. extreme high or low pH results in loss of activity.