Proteins Quiz
17 Questions
| Attempts: 139
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Peptide bonds between AA. ______ amino acids linked are called dipeptide bonds
About This Quiz
A quiz on proteins and food
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- 2.
Which one has 3 dimension shapes and hydrophobic bonding?
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Quaternary
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Secondary
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Tertiary
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Primary
Correct Answer
A. Tertiary -
- 3.
What is coagulation of proteins?
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Liquid to solid state
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Irreversible structures
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Denaturized
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All of Above
Correct Answer
A. All of Above -
- 4.
Who does not get enough proteins
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Children
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Mcdonalds workers
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Dentists
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Vegans
Correct Answer
A. Vegans -
- 5.
Peptide bonds between AA. ______ amino acids linked are called tripeptide bonds
Correct Answer
3 - 6.
Peptide bonds between AA. ______ amino acids linked are called polypeptide bonds
Correct Answer
4
4 or more
4+ - 7.
What causes denaturation?
Correct Answer
heat
extreme cold
agitation (increased surface area)
high salt or sugar
acid or alkali - 8.
What is found in every living cell?
Correct Answer
Proteins - 9.
Which one is collied into a helix(elastic proteins that stretch like gluten), have a pleated sheet (silk), and have a triple helix (rope structure)
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Quaternary
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Secondary
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Tertiary
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Primary
Correct Answer
A. Secondary -
- 10.
What bonds are not broken?
Correct Answer
Peptide - 11.
The __________of proteins results in a loss of biological activity
Correct Answer
coagulation - 12.
Eggs coagulate at _____________'F
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165
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177
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132
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144
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155
Correct Answer
A. 144 -
- 13.
Botulism is more deadly than ___________
Correct Answer
antrax - 14.
16% nitrogen differs from _______
Correct Answer
carbohydrates
lipids - 15.
Protein in food do what?
Correct Answer
bind and trap water
nutritional value
coagulation with heat
browning reaction with sugars
act as enzymes and collids - 16.
What are enzymes? Enzymes are the biological catalysts that accelerate the rate of a chemical reaction, often to be as much as a billion times faster
- 17.
Enzymes are deactivated by _________________
Correct Answer
denaturing
Quiz Review Timeline (Updated): Dec 13, 2012 +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Dec 13, 2012Quiz Edited by
ProProfs Editorial Team -
Oct 20, 2008Quiz Created by
Xwrestlingchefx
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