What Is Life? A Guide to Biology with Physiology
4th Edition
ISBN: 9781319065447
Author: Jay Phelan
Publisher: W. H. Freeman
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Chapter 3, Problem 2MC
Summary Introduction
Introduction:
Disaccharides are carbohydrates that can be broken into two basic sugar units called monosaccharides.
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Which of the following is false about carbohydrates?
a. they serve as supportive structure; and protective components in the cell walls of the bacteria and plants
b. they are essential components of the genetic material
c. they can act as ligands and receptors in cellular communication
d. they are generally non-polar and supply the body with fat-soluble vitamins
a molecule comprising numerous carbohydrates is called a?
Which of the following is FALSE about carbohydrates?
a. They are essential components of the genetic material.
b. They serve as supportive structural and protective components in the cell walls of bacteria and plants.
c. They can act as ligands and receptors in cellular communication.
d. They are generally non-polar and supply the body with fat-soluble vitamins.
Chapter 3 Solutions
What Is Life? A Guide to Biology with Physiology
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- The monomers that make up proteins are called_____. a. nucleotides b. disaccharides c. amino acids d. chaperonesarrow_forwardWhy are carbohydrates called "carbohydrates"? a. Apparently, carbohydrates contain water molecules. b. The composition (rather than the actual structure) of a carbohydrate seems to suggest that the molecule contains water molecules. c. carbohydrates are made from C and water. d. none of the abovearrow_forwardWhich of the following is NOT one of the primary functions of carbohydrates in the human body? a) Structural support b) Oxygen transport c) Energy production d) Providing raw materials for other biological moleculesarrow_forward
- Give an analogy of the functions of different subunits of carbohydrates including Monosaccharide, Disaccharides, Oligosaccharides, and Polysaccharidesarrow_forwardIn your own words, what have you learned in studying the concepts of protein, lipids and enzymes, and relate its difference from what you have learned previously from carbohydrates and water/cell?arrow_forwardWhich of the following is incorrect regarding nucleotides?a. They contain a sugar, a nitrogen-containing base, and aphosphate group.b. They are the monomers of fats and polysaccharides.c. They join together by alternating covalent bonds between thesugars and phosphate groups.d. They are present in both DNA and RNAarrow_forward
- Which of the following statements about proteins is FALSE? a They can be hydrophobic, hydrophilic, or both. b They are composed of amino acids. c Their primary function is energy storage. d They have multiple levels of structural organization.arrow_forwardIn your own words, describe the relationship between nucleic acids, proteins, and carbohydrates.arrow_forwardAll carbohydrates are made up of what atoms?* Please choose one correct answer only. A. Carbon, hydrogen, nitrogen B. Carbon, nitrogen, oxygen C. Carbon, hydrogen, oxygen D. Carbon, hydrogen, sulfurarrow_forward
- Which of the following statements concerning palmitic acid is INCORRECT? a. It can barely be dissolved in water. b. It is an unsaturated fatty acid. c. It is consisted of 16 carbons. d. It is a lipid.arrow_forwardA triglyceride consists of (a) glycerol plus three fatty acids, (b) a sugar-phosphate backbone to which two amino groups are attached, (c) two to several hexoses, (d) amino acids that have been thoroughly saturated with hydrogen.arrow_forwardWhich two carbohydrates have the most similar function? A. starch and glycogen B. starch and cellulose C. glycogen and glucose D. cellulose and glucosearrow_forward
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