Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 3, Problem 1SQ
Organic molecules consist mainly of ______ atoms.
- a. carbon
- b. carbon and oxygen
- c. carbon and hydrogen
- d. carbon and nitrogen
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Students have asked these similar questions
What is an organic molecule?
A.) A molecule that contains both carbon and hydrogen.
B.) A molecule that cannot be made by artificial means.
C.) A molecule that contributes to good health.
D.) A molecule that occurs in high abundance in living organisms.
E.) A molecule that is naturally occurring.
Which type of organic molecule serves as long-term energy storage in humans?
A. Proteins
B. Starch
C. Nucleic Acid
D. Fats (Triglycerides)E. B and D
Which statement is false?
A. Elements are found in compounds and molecules
B. compounds are made of elements
C. a molecule must be made of at least two atoms
D. chemical bonds form between molecules of solute and solvent
E. two atoms of oxygen make a molecule of oxygen
Chapter 3 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 3 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 3 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 3 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 3 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 3 - Organic molecules consist mainly of ______ atoms....Ch. 3 - Prob. 2SQCh. 3 - _______ groups are the acid part of amino acids...Ch. 3 - _________ is a simple sugar (a monosaccharide). a....Ch. 3 - Name three carbohydrates that can be built using...Ch. 3 - Unlike saturated fats, the fatty acid tails of...
Ch. 3 - Prob. 7SQCh. 3 - Steroids are among the lipids with no _________....Ch. 3 - Which of the following is a class of molecules...Ch. 3 - ________ are to proteins as _______ are to nucleic...Ch. 3 - A denatured protein has lost its _______ . a....Ch. 3 - A ________ is an example of protein secondary...Ch. 3 - In the following list, identify the carbohydrate,...Ch. 3 - Match the molecules with the best description....Ch. 3 - Match each polymer with its component monomers....Ch. 3 - Prob. 1CTCh. 3 - Lipoprotein particles are relatively large,...Ch. 3 - In 1976, a team of chemists in the United Kingdom...
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- Miller and Urey created a reaction chamber that simulated conditions in Earths early atmosphere to test the hypothesis that______. a. lightning-fueled atmospheric reactions could have produced organic compounds b. meteorites contain organic compounds c. organic compounds form at hydrothermal vents d. oxygen prevents formation of organic compoundsarrow_forwardWhich of the following statements is incorrect? a. Isotopes have the same atomic number and different mass numbers. b. Atoms have about the same number of electrons as protons. c. All molecules consist of atoms. d. Free radicals are dangerous because they emit energyarrow_forwardWhich of the following alters proteins and membranes? a. Alcohols b. Iodine c. All other choices d. Phenolic compoundsarrow_forward
- Fats do not dissolve in water because Select one: a. There are no C-H bonds to form hydrogen bonds with water b. There are no O-H bonds form hydrogen bonds with water c. There are no C-C bonds to form hydrogen bonds with water d. There are no C-H bonds for covalent bonds with water e. There are no C-C bonds to form covalent bonds with waterarrow_forwardEnzymes are organic catalysts that (a) alter the direction in which a chemical reaction proceeds, (b) determine the nature of the products of a reaction, (c) increase the speed of a chemical reaction, (d) are essential raw materials for a chemical reaction that are converted into some of its products.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
- The carbon-to-nitrogen bond that joins amino acids together is called a.a glycosidic bond. b.a peptide bond. c.a hydrogen bond. d.a double bond.arrow_forward_________________ are the building blocks of proteins. a. Nucleic Acids b. Amino Acids c. Hydrochloric Acids d. Ribonucleic Acidsarrow_forwardWhich one is NOT TRUE for ice floating on water? a. The density of ice is less than water. b. Hydrogen bonds are ordered. c. It has less stable hydrogen bonds. d. Life is impossible below ice in Antarctica.arrow_forward
- Compare nucleic acids with polysaccharides. Which of the following is NOT true? Group of answer choices A) Both have monomers that contain simple sugars. B) Both function as structural support for cells. C) Both types of molecules are organic. D) Both are polymerized by dehydration reactions. .arrow_forwardOrganic molecules consist mainly of _______ atoms. a. carbon c. carbon and hydrogen b. carbon and oxygen d. carbon and nitrogenarrow_forwardWhich of the following statements is not true? a. Water is polar. b. Water stabilizes temperature. c. Water is essential for life. d. Water is the most abundant atom in Earth’s atmosphere.arrow_forward
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