Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN: 9781305960060
Author: Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher: Cengage Learning
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Textbook Question
Chapter 17, Problem 17.2E
Describe whether each of the following substances serves primarily as an energy source, a form of stored energy, or a structural material (some serve as more than one):
a. cellulose c. glycogen
b. sucrose, table sugar d. starch
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Which of the following statements is true of the calorific value of fats compared with that of carbohydrates?
a.
The burning of both fats and carbohydrates produces about 4 kcal/g of energy.
b.
The burning of both fats and carbohydrates produces about 9 kcal/g of energy.
c.
The burning of carbohydrates produces about 4 kcal/g, and the burning of fats produces about 9 kcal/g of energy.
d.
The burning of carbohydrates produces about 9 kcal/g, and the burning of fats produces about 4 kcal/g of energy.
9.
The excessive consumption of carbohydrates is converted into which
polysaccharide that is stored in the liver and in muscles?
A. creatinine
C. hemoglobin
D. uric acid
B. glycogen
10.
Which of the following is a monosaccharide which is used in dextrose?
C. glucose
D. lactose
A. fructose
B. galactose
Which of the following is the major function of carbohydrates?
11.
1. structural framework 2. storage 3. energy production
B. 2 only
D. 1 & 3 only
A. 1 only
Which is termed as the blueprint of life?
A. deoxyribonucleic acid
B. fatty acid
Proteins are composed of four elements, namely: carbon, hydrogen, oxygen and
C. 3 only
12.
C. nucteic acid
D. ribonucleic acid
13.
what other element?
A. magnesium
B. nitrogen
C. phosphorous
D. sulfur
The sugar in RNA is
A. deoxyribose, ribose
B. ribose, deoxyribose
the sugar in DNA is
C. ribose, phosphate
D. ribose, uracil
14.
Which is NOT a part of a nucleotide?
A. nitrogenous base
B. phosphate group
15.
C. saturated fats
D. sugar
Glucose,C6H12O6, is a simple sugar that the body metabolizes into two molecules of pyruvic acid, C3H4O3. Is the glucose oxidized or reduced as it transforms into pyruvic acid?
a. Glucose is neither oxidized nor reduced as it transforms into pyruvic acid.
b. The glucose is oxidized.
c. The glucose is reduced.
d. Parts of the glucose molecule are oxidized while others are reduced.
Chapter 17 Solutions
Chemistry for Today: General, Organic, and Biochemistry
Ch. 17 - Prob. 17.1ECh. 17 - Describe whether each of the following substances...Ch. 17 - Prob. 17.3ECh. 17 - Prob. 17.4ECh. 17 - Prob. 17.5ECh. 17 - Why are carbon atoms 1 and 3 of glyceraldehyde not...Ch. 17 - Prob. 17.7ECh. 17 - Which of the following molecules can have...Ch. 17 - Which of the following molecules can have...Ch. 17 - Prob. 17.10E
Ch. 17 - Prob. 17.11ECh. 17 - Prob. 17.12ECh. 17 - Prob. 17.13ECh. 17 - Draw Fischer projections for both the D and L...Ch. 17 - Prob. 17.15ECh. 17 - Prob. 17.16ECh. 17 - Prob. 17.17ECh. 17 - Prob. 17.18ECh. 17 - Prob. 17.19ECh. 17 - Prob. 17.20ECh. 17 - Prob. 17.21ECh. 17 - Prob. 17.22ECh. 17 - Prob. 17.23ECh. 17 - Prob. 17.24ECh. 17 - Prob. 17.25ECh. 17 - Prob. 17.26ECh. 17 - Prob. 17.27ECh. 17 - Prob. 17.28ECh. 17 - Prob. 17.29ECh. 17 - Prob. 17.30ECh. 17 - Prob. 17.31ECh. 17 - Prob. 17.32ECh. 17 - Prob. 17.33ECh. 17 - Prob. 17.34ECh. 17 - Prob. 17.35ECh. 17 - Prob. 17.36ECh. 17 - Prob. 17.37ECh. 17 - Prob. 17.38ECh. 17 - Prob. 17.39ECh. 17 - Prob. 17.40ECh. 17 - Prob. 17.41ECh. 17 - Prob. 17.42ECh. 17 - Prob. 17.43ECh. 17 - Prob. 17.44ECh. 17 - Prob. 17.45ECh. 17 - Prob. 17.46ECh. 17 - Prob. 17.47ECh. 17 - Sucrose and honey are commonly used sweeteners....Ch. 17 - Prob. 17.49ECh. 17 - Prob. 17.50ECh. 17 - Prob. 17.51ECh. 17 - Prob. 17.52ECh. 17 - Prob. 17.53ECh. 17 - Prob. 17.54ECh. 17 - Prob. 17.55ECh. 17 - Prob. 17.56ECh. 17 - Prob. 17.57ECh. 17 - Prob. 17.58ECh. 17 - Prob. 17.59ECh. 17 - Prob. 17.60ECh. 17 - Prob. 17.61ECh. 17 - Prob. 17.62ECh. 17 - Prob. 17.63ECh. 17 - Prob. 17.64ECh. 17 - Prob. 17.65ECh. 17 - Prob. 17.66ECh. 17 - Prob. 17.67ECh. 17 - Prob. 17.68ECh. 17 - Prob. 17.69ECh. 17 - Prob. 17.70ECh. 17 - Prob. 17.71ECh. 17 - Prob. 17.72ECh. 17 - Prob. 17.73ECh. 17 - Glucose is a reducing sugar, which if boiled in...Ch. 17 - Prob. 17.75E
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- The disaccharide found in germinating grain is a. amylase b. lactose c. maltose d. sucrose Invert sugar is composed of a 1:1 mixture of a. sucrose and glucose b. lactose and sucrose c. galactose and fructose d. glucose and fructosearrow_forward5. Which nutrient group is used in the composition of waxes and responsible for insulation of some organisms? A. carbohydrates B. lipids C. snucleic acids D. proteins Which of the following groups are all classified as połysaccharide? A. sucrose, glucose and fructose B. głycogen, sucrose and maltose C. maltose, lactose and fructose D. glycogen, cellulose and starch Which of the following is considered as the building blocks of protein? A. amino acids B. nucleic acids The excessive consumption of carbohydrates is converted into which 8. C. nucleotides D. polypeptides 9. polysaccharide that is stored in the liver and in muscles? C. hemoglobin D. uric acid A. creatinine B. glycogen 10. Which of the following is a monosaccharide which is used in dextrose? A. fructose B. galactose Which of the following is the major function of carbohydrates? 1. structural framework 2. storage 3. energy production A. 1 only Which is termed as the blueprint of life? A. deoxyribonucleic acid B. fatty acid…arrow_forwardThe process by which monomers of organic molecules are made into larger units Select one: occurs only with carbohydrates. requires hydrolysis. is irreversible. results in the generation of water molecules. results in the production of ATP.arrow_forward
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