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Key Concepts Quiz

 

This activity contains 19 questions.

Question 1
1
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Which of the following statements about carbon skeletons is true?
 
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Question 2
2
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What does the term amino acid signify about the structure of the molecule?
 
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Question 3
3
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Dehydration reactions _____. They do so by _____.
 
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Question 4
4
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The reaction that joins two monomers to form a polymer is known as a _____ reaction. The molecule of water formed is due to the interaction between _____ and a hydrogen ion.
 
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Question 5
5
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A molecule with the formula C6H12O6 is _____.
 
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Question 6
6
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A polysaccharide called starch consists entirely of glucose molecules. During early stages of starch digestion, starch would be broken down into _____.
 
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Question 7
7
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Which of the following would bind to a sweet receptor most tightly?
 
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Question 8
8
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Which of the following foods would contain the most starch?
 
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Question 9
9
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Which of the following foods contain(s) fats that would have at least one double bond in their carbon skeleton?
 
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Question 10
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The oil and vinegar in your salad dressing remain separate from one another due to the _____ properties of the oil.
 
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Question 11
11
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What do phospholipids and cholesterol have in common?
 
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Question 12
12
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Anabolic steroids are prescribed to _____.
 
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Question 13
13
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When calorie intake is low, proteins are the last resource the body uses for fuel. Which statement below gives the best reason for this?
 
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Question 14
14
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Which of the following amino acids is hydrophobic?

kcq_03_04_02.jpg
 
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Question 15
15
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Which condition is irrelevant, to some extent, to the maintenance of protein structure in your body?
 
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Question 16
16
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Which statement correctly describes bonds of the secondary structure of proteins?
 
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Question 17
17
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Linus Pauling made significant contributions to our understanding of enzyme structure and chemical bonding. However, his theory regarding DNA was wrong because he proposed that _____.
 
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Question 18
18
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When an RNA strand forms using DNA as a template, _____.
 
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Question 19
19
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DNA nucleotides are composed of _____.
 
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