BIOLOGICAL SCIENCE I
BIOLOGICAL SCIENCE I BSC 2010
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This 1 page Study Guide was uploaded by Kari Harber Jr. on Thursday September 17, 2015. The Study Guide belongs to BSC 2010 at Florida State University taught by Staff in Fall. Since its upload, it has received 23 views. For similar materials see /class/205429/bsc-2010-florida-state-university in Biological Sciences at Florida State University.
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Date Created: 09/17/15
BSC 2010 Review stud facts 25 of Final Exam learn this information ou do not need to know more details from your notes 1 1 Types of chemical bonds ionic attraction between and 7 ions covalent 7 sharing a pair of electrons equally non 7polar or unequally polar hydrogen 7 attraction between hydrogen atom in a polar covalent bond and a nearby electronegative atom 2 Important properties of water Good solvent dissolves many ions and molecules cohesion water molecules hydrogen binding to each other and adhesion water molecules adhering to a charged surface high speci c heat takes lot of heat to warm or cool water high heat of vaporization takes lot of heat to evaporate water 3 What buffers do maintain constant pH when excess acid or base is added 4Recognize Basic structure of monosaccharide fatty acid amino acid 5Protein structure primary amino acid sequence secondary 0c helix and l pleated sheet tertiary folding due to R group interaction quaternary 7 binding together of two or more separate proteins 6 Energy terms exergonic spontaneous decrease in free energy 7AG leading to less organized energy endergonic nonspontaneous increase in free energy AG leading to more organized energy 7How cells make endergonic reactions take place use free energy released by hydrolysis of ATP 8 How enzymes speed up reactions they reduce activation energy 9 Energy and movement across membranes diffusion movement of ions or molecules from higher concentration on one side to lower concentration on the other side active transport movement of ions or molecules from lower concentration on one side to higher concentration on the other side using energy from ATP osmosis the diffusion of water across the membrane llAerobic respiration 7 oxidation of glucose with 02 to form C02 and water and assembling 38 molecules of ATP Oxygen is needed to accept electrons from glucose forming H20 Anaerobic fermentation partial oxidation of glucose in absence of 02 to 2 molecules of pyruvic acid and assembling 2 molecules of ATP Pyruvic acid is converted to ethyl alcohol or lactic acid to recreate a supply of NAD l2 Photosynthesis use of energy in sunlight to assemble glucose from C0 and water 02 is made by donating electrons from H20 to the photosystems l3 Semiconservative replication of DNA replication of DNA in which each daughter molecule consists of one original parental strand and one newly synthesized strand 14 Protein synthesis Transcriptionsynthesis of mRNA as a base paired copy of the nucleotides sequence in a gene s DNA Translation 7 movement of mRNA through ribosomes and use of tRNA to assemble a speci c sequence of amino acids into a protein
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