Food Analysis Final Exam
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Plant metabolites with at least one hydroxyl group attached to a phenyl ring.
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| show | Act as a structural component, respond to wounds, defense mechanism.
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| Why are phenolics important in foods? | show 🗑
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| How are the classes of phenolic compounds defined? | show 🗑
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| What is the difference between simple phenolics and polyphenols? | show 🗑
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| show | False
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| The _____ procedure is the most critical step in analysis of polyphenols. | show 🗑
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| What enzyme acts on polyphenols to degrade them? | show 🗑
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| show | water and/or polar organic solvent
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| show | Solid liquid
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| Name two types of extraction methods. | show 🗑
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| What is the difference between PLE and ASE? | show 🗑
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| T or F: PLE and ASE are not suitable for themo-labile compounds. | show 🗑
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| show | The highest temperature and pressure at which a substance can exist in a vapor-liquid equilibrium.
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| T or F: A supercritical fluid has a temperature and pressure below its critical point. | show 🗑
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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