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PTC tasting Certification Exam Questions And Correct Detailed Answers, CA$19.45   Add to cart
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PTC tasting Certification Exam Questions And Correct Detailed Answers,
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Taste - correct answer -orally, humans perceive a variety of chemical compounds in food that we describe as bitter, sweet, sour, salty, and umami -in realtiy, our perception of taste is much more complicated than this, and variation in taste sensitivit...

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  • August 16, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • ptc tasting

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  • PTC.
  • PTC.

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PTC tasting

Taste - correct answer -orally, humans perceive a variety of chemical
compounds in food that we describe as bitter, sweet, sour, salty, and umami

-in realtiy, our perception of taste is much more complicated than this, and variation in taste sensitivity
appears to be at least partially genetic in origin.

-taste sensitivity to some bitter compounds has received considerable attnetion in anthropology.



Phenylthiocarbamide (PTC) - correct answer Synthetic chemical that was first
used in 1879

-bimodal



Bimodal - correct answer -tasters

-nontasters

-discovered in 1931 by chemist at DuPont named Arthur L. Fox



Tasters of PTC - correct answer Bitter taste



Non-tasters of PTC - correct answer No taste



PROP as a sub for PTC - correct answer -most research since the 1960s and
1970s has used 6-n-propulthiouracil

-lacks the sulfurous odor of PTC

-used as a medication to treat Graves' Disease, and as a result, safety limits can be set for its use.



PTC and PROP relation - correct answer -taste is correlated

-chemically related

-both has N-C=S group

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