Chemical Level of Organization
Dr. D.
Houston Community College
Page 1
9. a. b. c. d. e. 10. a. b. c. d. e. 11. a. b. c. d. e. 12. a. b. c. d. e.
This is a negatively charged atom. Superoxide Isotope Catalyst Ion Valence Which of the below provide an electrical current?. Isotope Ionic molecule Compound Electrolyte Valence molecule This type of bond requires a sharing of electrons. Covalent Ionic Hydrogen Atomic Electronic This is the type of bond between the atoms forming water Nonpolar covalent Polar covalent Hydrogen Ionic Atomic
13. Which of the following bonds provides the three dimensional structure of large molecules like proteins and DNA? a. Nonpolar covalent b. Polar covalent c. Hydrogen d. Ionic e. Atomic 14. a. b. c. d. e. 15. a. b. c. d. e. 16. a. b. c. d. e. This occurs when new bonds form or old bonds break between atoms. Ions Electrolytes Isotopes Chemical reaction Compounds This is defined as the capacity to do work. Metabolism Electrolytes Chemical reaction Concentration Energy This type of reaction will absorb more energy that it releases. Exergonic Endergonic Potential Kinetic Activation
Dr. D.
Houston Community College
Page 2
17. a. b. c. d. e. 18. a. b. c. d. e. 19. a. b. c. d. e. 20. a. b. c. d. e. 21. a. b. c. d. e. 22. a. b. c. d. e. 23. a. b. c. d. e. 24. a. b. c. d. e.
An enzyme acts to Raise the activation energy needed Lower the activation energy needed Convert the activation energy into potential Convert the activation energy into kinetic Break a chemical reaction This type of reaction will combine reactants to produce larger products. Synthesis Decomposition Potential Exchange Activated This type of reaction will break larger reactants to produce smaller products. Synthesis Decomposition Potential Exchange Activated This is the most abundant and most important inorganic compound in the body. Water Oxygen gas Carbon dioxide Glucose DNA A solute that dissolves in water is. Hydrophobic Hydrostatic Hydroamoure Hydrophillic Hydrozone In a typical body solution, the solvent is. Glucose Lipids Carbon dioxide Water Electrolyte A solution with a pH value smaller than 7 would be a(n) Base Salt Acid alkaline concentrate A substance that adds or removes Hydrogen ions from a solution is a(n) Base Salt Acid alkaline buffer
Dr. D.
Houston Community College
Page 3
25. a. b. c. d. e.
Which of the following is considered a proton donor? Acid Base Salt Organic compound Colloid
26. These are specific arrangements of atoms that confer characteristic chemical properties upon organic molecules. a. Acids b. Bases c. Carbons d. Functional groups e. Isomers 27. a. b. c. d. e. 28. a. b. c. d. e. 29. a. b. c. d. e. Glucose and...
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