Biology 101 Exam Study Guide 1
Biology 101 Exam Study Guide 1 BIOL 101 - 004
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This 5 page Study Guide was uploaded by Sidney Strauss on Friday September 2, 2016. The Study Guide belongs to BIOL 101 - 004 at University of South Carolina - Columbia taught by Milan K. Dhameja in Fall 2016. Since its upload, it has received 343 views.
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Date Created: 09/02/16
Biology 101 Exam 1- Study Guide 9/2/16 1. Which is NOT an example of positive feedback? a) Blood clotting b) Contractions occurring during child birth c) Body storing extra food to create ADP 2. Fill in the blank. ____________ is breaking down something complex into smaller less complex constituents. 3. Which is not one of the 6 themes of life? a) Interaction with the environment b) Structure and function are correlated c) Metabolism d) Feedback mechanisms 4. ___________ and nutrients are the two parameters necessary to sustain an ecosystem 5. Humans are made of ____ elements a) 25 b) 29 c) 90 d) 42 6. ______ is the atomic number of Carbon a) 5 b) 6 c) 7 d) 8 7. ____________ cells have a nucleus. 8. All cells have __________, ___________, cytoplasm, and a plasma membrane. 9. Which is not one of the four bases shared by all life forms? a) Adenine b) Thymine c) Guanine d) Praline 10. _____________ is the process of change that has transformed life on earth. 11. What are the 3 domains of life? 12. All organisms are made of ________. 13. What is the difference between an element and a compound? Biology 101 Exam 1- Study Guide 9/2/16 14. 96% of living matter is composed of calcium, phosphorus, potassium, and ________. 15. ____________ are very small quantities of elements required by life. 16. The smallest unit of matter is a) Molecule b) Atom c) Cell d) Organelle 17. What does the atomic number show? 18. What are valence electrons? 19. A Cation is a) A positive ion b) A negative ion c) A neutral ion 20. What is the difference between ionic bonds and covalent bonds? (think about movement of electrons) 21. _________ are atoms with the same number of protons but different atomic masses and number of neutrons. 22. Give an example of applications of radioactive isotopes. 23. ________ is the ability of cause change 24. What is hydrogen bonding? 25. Electronegativity is: 26. _________ is the biological medium on earth a) water b) carbon dioxide c) nitrogen d) hydrogen 27. True or False? Water is nonpolar. Biology 101 Exam 1- Study Guide 9/2/16 28. Which is not a property of water? a) Cohesive behavior b) Versatile solvent c) Ability to moderate temp d) Mixes with nonpolar substances 29. Does water expand or contract when freezing? 30. _________ helps transport water against gravity 31. _____________ happens when the forward and reverse reaction rates are equal 32. What are three examples of buffers? 33. What does acid do in a solution? 34. Acid has a pH a) <7 b) >7 c) 7 35. Carbon is able to form________, ________, and ________ molecules 36. Two benefits of hydrocarbons 37. Isomers are molecules with the same _______ and different _____ &_______ 38. What are the seven functional groups? 39. When ATP is combined with H2O it forms 40. Which of these macromolecules is not a polymer a) Carbohydrates b) Lipids c) Proteins d) Nucleic acid 41. What do enzymes do to the hydration process? Biology 101 Exam 1- Study Guide 9/2/16 1. C 2. Reductionism 3. C 4. Energy 5. A 6. B 7. Eukaryotic 8. Ribosomes, DNA 9. D 10. Evolution 11. Bacteria, Archaea, Eukarya 12. Matter 13. Elements are in their most simple form and cannot be broken down further. Compounds are a combination of 2 or more elements which can be broken down further. 14. Sulfur 15. Trace elements 16. B 17. Number of protons 18. The number of electrons in the last electron shell when you draw a dot structure 19. A 20. Ionic bonds donate and receive ions while covalent bonds share their ions 21. Isotopes 22. Dating fossils, tracing atoms through metabolic processes, diagnosing medical disorders 23. Energy 24. Bonding between a Hydrogen atom and an electronegative atom (H2O for example) 25. Electron affinity (desire to gain an electron) a high affinity means the valence shell is nearly full, but not completely 26. A 27. False, water is polar 28. D 29. Expand 30. Cohesion 31. Chemical equilibrium 32. Carbonic acid, sodium hydroxide, ammonia 33. Increases the amount of H+ in the solution (lowers pH) 34. A 35. Large, complex, and diverse molecules 36. Good food for body and store lots of energy 37. Formula, structure & properties Biology 101 Exam 1- Study Guide 9/2/16 38. Hydroxyl, carbonyl, carboxyl, amino, sulfhydryl, phosphate, methyl 39. Inorganic phosphate, ADP, and energy 40. B 41. Speed it up
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