Campbell Biology
12th Edition
ISBN: 9780135188743
Author: Urry
Publisher: PEARSON
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Chapter 3, Problem 2TYU
Summary Introduction
Introduction: A mole refers to the mass of a substance containing 6.023x1023 molecules.
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A chemical has an amine group and an organic acid group. It does not, however, have any peptide bonds. It is (a) a monosaccharide, (b) an amino acid, (c) a protein, (d) a fat.
Which of the following statements is TRUE?
A) Monosaccharides are the building blocks of polypeptides.B) Nucleotides are the building blocks of saccharides.C) Carbohydrates are water soluble and responsible for short term energy storage.D) Amino acids are made of peptides.E) Fatty acids are responsible for DNA replication
The kilo calories of energy released from one gram of fats is:
A) 5.49
B) 4.59
C) 9.45
D) 9.54
Chapter 3 Solutions
Campbell Biology
Ch. 3.1 - MAKE CONNECTIONS What is electronegativity, and...Ch. 3.1 - WHAT IF? What would be the effect on the...Ch. 3.1 - Why is it unlikely that two neighboring water...Ch. 3.1 - WHAT IF? What would be the effect on the...Ch. 3.2 - Prob. 1CCCh. 3.2 - Prob. 2CCCh. 3.2 - WHAT IF? A water strider (an insect that can walk...Ch. 3.2 - WHAT IF? A water strider (an insect that can walk...Ch. 3.2 - Prob. 5CCCh. 3.3 - Compared with a basic Solution at pH 9, the same...
Ch. 3.3 - HCl is a strong acid that dissociates in water:...Ch. 3.3 - Prob. 3CCCh. 3.3 - Prob. 4CCCh. 3 - DRAW IT Label a hydrogen bond and a polar...Ch. 3 - Describe how different types of solutes dissolve...Ch. 3 - Explain what happens to the concentration...Ch. 3 - Which of the following is a hydrophobic material?...Ch. 3 - Prob. 2TYUCh. 3 - Measurements show that the pH of a particuiar lake...Ch. 3 - What is the hydroxide ion concentration of the...Ch. 3 - A slice of pizza has 500 kcal. If we could burn...Ch. 3 - DRAW IT Draw the hydration shells that form around...Ch. 3 - In agricultural areas, farmers pay close attention...Ch. 3 - MAKE CONNECTIONS What do climate change (see...Ch. 3 - EVOLUTION CONNECTION This chapter explains how the...Ch. 3 - Prob. 10TYUCh. 3 - WRITE ABOUT A THEME: ORGANIZATION Several emergent...Ch. 3 - SYNTHESIZE YOUR KNOWLEDGE How do cats drink?...
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- The main difference between starch and cellulose is: A) starch is made of fructose, while cellulose is made of glucose. B) starch is made of glucose, while cellulose is made of ribose. O C) starch is found in plant cells, while cellulose is found in animal cells. O D) starch is a structural molecule, while cellulose functions to store energy. E) starch functions to store energy, while cellulose functions as a structural molecule.arrow_forwardGlucose and fructose are examples of (a) monosaccharides (simple sugars). (b) isotopes. (c) lipids. (d) a, b, and c are all correct.arrow_forwardPolyunsaturated fatty acids a). are solid at room temperature b). have carbon-carbon double bonds c). are polar d). have high melting pointsarrow_forward
- What do all fats have in common? A) they all have identical hydrocarbon chains B) they are acidic C) they are all unsaturated molecules D) they are all formed from glycerol E) all of the above (I know it is not A, because I got it wrong. Need to know the correct answer for study purposes. Thanks in advance!)arrow_forwardWhich of the following is NOT a function of carbohydrates? A Structural support B) Speeds up chemical reactions C) Energy source D) Acts as cell receptorsarrow_forwardThe energy released by 1 gram of glucose is: A) 6 kcal B) 4 kcal C) 5 kcal D) 3kcalarrow_forward
- (a) What type of linkage is present in disaccharides?(b) Write one source and deficiency disease of vitamin B12.(c) Write the difference between DNA and RNA.arrow_forwardThe main difference between starch and glycogen is: A) Starch functions to store energy, While glycogen functions as a structural molecule B)Glycogen Functions to store energy, while starch functions as a structural molecule C)Starc is made of glucose, while glycogen is made of ribose D)Starch is made of ribose, while glycogen is made of glucose E)Starch is found in plant cells, while glycogen is found in animal cellsarrow_forwardCarbohydrates differ in solubility based on the size of the molecule. Which of the following carbohydrates is soluble in water? A) glucose B) glycogen C) amylose D) amylopectin E) cellulosearrow_forward
- Match the following: MATCH THE BELOW: OPTIONS: Polypeptides are made up of A) Amino acids Carbohydrates are made up of B) Triglycerides, phospholipids or steroidS Lipids are made up of C) Sugars and starch Foods that we eat are most often made up of D) Macromoleculesarrow_forwardWhich term describes a fat molecule that lacks doublebonds between carbon atoms?(a) Saturated (c) Unsaturated(b) Polyunsaturated (d) Trans fatarrow_forwardWhich of the following is not an example of a protein? a) Hemoglobin b) Keratin c) Insulin d) Chitinarrow_forward
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