BIO 101 Review for Exam 1
Ch. 2‐6
NOTE – this review sheet is not meant to be all inclusive; there may be material on the test not
specifically mentioned in this document
❖ Ch. 2 – Chemicals
➢ Apply the atomic theory of matter and atomic structure
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atomic number and atomic (mass) weight
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common elements in living systems
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isotopes and apply the concept
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energy levels (shells) and electron number(s)
➢ Compare and contrast electron behavior forming covalent bonds, ionic bonds, hydrogen bonds,
and Van der Waals interactions.
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terms related to ionic bonds – cation, anion, electrolytes
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concept of polar and nonpolar covalent bonds and apply
➢ Terms related to chemical reactions
❖ Ch. 3 – Water
➢ Properties of water
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cohesion/adhesion
➢ Define solution and differentiate between solute and solvent
➢ Define hydrophilic/hydrophobic and apply the concept(s)
➢ Compare and contrast acid and base and apply principles, including buffers
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Understand and be able to manipulate the pH scale
❖ Ch. 4 – Carbon
➢ Identify organic vs. inorganic molecules
➢ Know difference between the 3 structural isomers discussed
➢ Functional groups
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names of groups, what they make the compound/molecule, properties/functions
❖ Ch. 5 – Biological Molecules
➢ Compare and contrast dehydration synthesis and hydrolysis reactions
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what results from dehydration synthesis reactions for each biological molecule
➢ Describe polymers and their respective monomers for each type of biological macromolecule
➢ Carbohydrates
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Structural properties and functions
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Mono/di/polysaccharide characteristics
➢ Lipids
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Know the structural and functional differences b/w the 3 types of lipids discussed
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Distinguish between saturated and unsaturated fatty acids
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Describe the structure of a steroid
➢ Proteins
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Know structure, properties, and functions ...