Card 181
Question
Which is the 2nd most abundant polysachharide?
Answer
Chitin
Carbohydrates
Discover Carbohydrates: 455 flashcards with questions and answers.
- Subject
- Sciences / Chemistry
- Language of creation
- English
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Cards in this set
Card 182
Question
What is the name of structural carbohydrate found in lobsters, crab, shellfish and insects?
Answer
Chitin
Card 183
Question
List two maturing agents that might be added to flour.
Answer
Chlorine dioxide, nitrogen trichloride, ascorbic acid, potassium bromate and azodicarbonamide (ADA)
Card 184
Question
What are the grains cross-bred to create Triticale?
Answer
Combination of the scientific names of the two genera involved: Triticum (wheat) and Secale (rye)
Card 185
Question
What is the maturing agent in flour?
Answer
Common maturing agents in flour, which strengthen dough-forming properties through strengthened gluten development and improve gas retention, include potassium bromate and ascorbic acid (vitamin C). In the context of flour, "maturing" refers to the process of strengthening the dough-forming properties of the flour, which improves gas retention (loaf volume) and overall processing tolerance.
Card 186
Question
What are stereoisomers?
Answer
Compounds that have the same molecular formula, but different molecular arrangements
Card 187
Question
Starch gelatinization in cans causes the heat transfer to change from....
Answer
Convection to conduction
Card 188
Question
Nixtamalization is the process of treating what agricultural crop with lye (calcium hydroxide) to soften it for grinding?
Answer
Corn
Card 189
Question
What is the largest cereal crop in the USA?
Answer
Corn
Card 190
Question
Which cereal grain contains the storage protein zein?
Answer
Corn (maize)
Card 191
Question
Which cereal grain contains the protein zein?
Answer
Corn (maize).
Card 192
Question
What is the main type of bond found in starch molecules?
Answer
Covalent bond
Card 193
Question
What are the 4 primary grains used in US breakfast cereals?
Answer
CROW (corn, rice, oats, wheat)
Card 194
Question
Organic material that is not digested by boiling 1.25% sodium hydroxide and 1.25% sulfuric acid is called what?
Answer
Crude fiber
Card 195
Question
A study has shown that there is a 27% increase in total dietary fiber after bread is baked. Give 2 reasons for this increase.
Answer
Crust and an increase in resistant starch formation
Card 196
Question
What is the difference between chitin found in crustaceans and squids?
Answer
Crustaceans: alpha-chitin, mineralized
Squids: beta-chitin, not mineralized
Card 197
Question
What artificial sweetener does the number E952 refer to?
Answer
Cyclamate
Card 198
Question
Which artificial sweetener is banned from use in the US but is legal in Europe?
Answer
Cyclamate
Card 199
Question
Which artificial sweetener was discovered by Michael Sveda while working on anti-fever medication?
Answer
Cyclamate
Card 200
Question
Sweet n Low now primarily contains saccharin as a sweetener. However, what sweetener it had when introduced originally in 1958?
Answer
Cyclamate (In Canada, Sweet n Low is still cyclamate)
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