Card 321
Question
What is acid proteolysis?
Answer
Breakdown of proteins by proteolytic enzymes under acidic conditions, such as pepsin in the stomach
Food Chemistry
Discover Food Chemistry: 945 flashcards with questions and answers.
- Subject
- Sciences / Chemistry
- Language of creation
- English
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Cards in this set
Card 322
Question
A chlorophyll molecule reacting with magnesium exhibits what shade of green?
Answer
Bright green
Card 323
Question
What is the color pigment in turmeric?
Answer
Brilliant yellow
Card 324
Question
What is the scale to measure percent sugar?
Answer
Brix
Card 325
Question
The combination of wintergreen, vanilla, and cassis (cinnamon) make up this commonly recognized flavor
Answer
Bubblegum
Card 326
Question
What kind of emulsion system does butter have?
Answer
Butter has a water in oil emulsion, where water is in dispersed phase and oil is in continuous phase
Card 327
Question
What is the aroma of diacetyl?
Answer
Buttery
Card 328
Question
What are BHA and BHT and in which class of food additives do they belong?
Answer
Butylated hydroxyanisole, Butylated hydroxytoluene; antioxidants
Card 329
Question
What is BHA's full name and purpose?
Answer
Butylated hydroxyanisole; used as an antioxidant to prevent rancidity in fats and oils
Card 330
Question
What is BHT and what is it used for?
Answer
Butylated hydroxytoluene; phenolic antioxidant used to preserve fats and oils
Card 331
Question
Name the fatty acid commonly associated with butter?
Answer
Butyric acid
Card 332
Question
What salt causes coagulation in tofu?
Answer
Ca sulphate or MgCl2
Card 333
Question
Name two diamines responsible for the odor in meats (spoiled)?
Answer
Cadaverine, putrescine
Card 334
Question
What is the main water soluble component of coffee?
Answer
Caffeine
Card 335
Question
What is the common name of 1,3,7-trimethylxanthine or methyl theobromine?
Answer
Caffeine
Card 336
Question
What 2 divalent cations are important promoters of gel formation in foods?
Answer
Calcium and Magnesium
Card 337
Question
Milk micelles contain protein and 6 – 8% of this salt.
Answer
Calcium phosphate
Card 338
Question
Which food additive did Morton Salt add to their product that allows them to say "When it rains, it pours"?
Answer
Calcium silicate
Card 339
Question
What is the name for the phenomenon that draws water into food materials?
Answer
Capillary action (surface tension).
Card 340
Question
What is the common name for a 10 carbon saturated fatty acid?
Answer
Capric
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