Biology
4th Edition
ISBN: 9781259188121
Author: Peter Stiling, Robert Brooker, Linda Graham, Eric Widmaier
Publisher: McGraw-Hill Education
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Chapter 2, Problem 2TY
Summary Introduction
Introduction: Atom is the smallest structural unit of any matter. The nucleus is the centermost part of the atom. The atom consists of proton, electron and neutron. Multiple numbers of atoms are joined together and form the molecules. The presence of shells and orbitals are found in the structure of the atom.
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We can be sure that a mole of table sugar and a mole of vitamin C are equal in their
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Chapter 2 Solutions
Biology
Ch. 2.1 - Before the experiment conducted by Ernest...Ch. 2.1 - What was the hypothesis tested by Rutherford?Ch. 2.1 - Prob. 3EQCh. 2.1 - Explain the difference between an electron shell...Ch. 2.2 - Prob. 1CCCh. 2.2 - Prob. 2CCCh. 2.3 - When oil dissolves in a soapy solution, where is...Ch. 2.3 - Prob. 2CCCh. 2.3 - Core Skill: Connections Look ahead to Figure...Ch. 2 - _______________ make(s) up the nucleus of an atom....
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- Which of the following elements is or are common to both lipids and proteins? A. Carbon only B. Both hydrogen and oxygen C. Sulphur only D. Sulphur and nitrogenarrow_forwardThe smallest unit of any substance is the . a. atom b. molecule c. cellarrow_forwardSaturated fats are a part of what biomolecules? A. Lipids B.Nucleic acids C. Protein D.Carbohydratesarrow_forward
- Identify the function(s) of carbohydrates. *A. structural support B. energy storage C. informational molecules D. Components of Biological membranesarrow_forwardDescribe the unique features of the following molecules, why are the critical to life? a. Carbohydrates b. Lipids. c. Proteins. d. Nucleic Acids.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
- A carbohydrate is any molecule that contains carbon, hydrogen, and oxygen in the ratioa. 2:1:2. c. 1:2:1.b. 1:1:1. d. 1:2:2.arrow_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_forwardCholesterol is which type of lipid? a. wax b. saturated fat c. steroid d. phospholipid e. unsaturated fatarrow_forward
- Which of the following alters proteins and membranes? a. Alcohols b. Iodine c. All other choices d. Phenolic compoundsarrow_forwardThe atomic number of sulfur is 16, Sulfur combines with hydrogen by covalent bonding to form a compound, hydrogen sulfide. Based on the number of valence electrons in a sulfur atom, predict the molecular formula of the compound. a. HS b. HS2 c.H2S d. H3S2arrow_forwardMatch the macromolecule to the functionarrow_forward
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