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SUNY Buffalo - BIO - 205
Lecture 2 : StereochemistryFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the tex
SUNY Buffalo - BIO - 205
Lecture 3 : Weak acids and basesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from th
SUNY Buffalo - BIO - 205
Lecture 4 : ThermodynamicsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the text
SUNY Buffalo - BIO - 205
Lecture 5 : Polar / nonpolarFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the te
SUNY Buffalo - BIO - 205
Lecture 6 : Kinetics / equilibriumFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from
SUNY Buffalo - BIO - 205
Lecture 7 : Oxidation / reductionFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from t
SUNY Buffalo - BIO - 205
Lecture 8 : Amino acidsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the textboo
SUNY Buffalo - BIO - 205
Lecture 9 : Molecular evolutionFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the
SUNY Buffalo - BIO - 205
Lecture 10 : Protein folding - helicesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken f
SUNY Buffalo - BIO - 205
Lecture 11 : Protein folding - sheetsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken fr
SUNY Buffalo - BIO - 205
Lecture 12 : Hb / positive cooperativityFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken
SUNY Buffalo - BIO - 205
Lecture 13 : Hb / pH, DPG, mutationsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken fro
SUNY Buffalo - BIO - 205
Lecture 14: Enzyme mechanisms and regulationFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be t
SUNY Buffalo - BIO - 205
Lecture 15 : Enzyme kineticsRaw dataN-01N-02N-03N-04N-05N-06Simple system of 3 ksN-07N-08N-09k-cat = k2N-10Michaelis-Menten variationsN-11N-12N-13N-14N-17Effects of inhibitorsN-18N-19S-initN-20N-21
SUNY Buffalo - BIO - 205
Lecture 16 : MonosaccharidesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the te
SUNY Buffalo - BIO - 205
Lecture 17 : PolysaccharidesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the te
SUNY Buffalo - BIO - 205
Lecture 18 : Nucleic acids monomers / chainsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be t
SUNY Buffalo - BIO - 205
Lecture 19 : PolynucleotidesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken from the te
SUNY Buffalo - BIO - 205
Lecture 20 : DNA / protein relationshipsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken
SUNY Buffalo - BIO - 205
Lecture 21 : Lipids based on fatty acidsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken
SUNY Buffalo - BIO - 205
Lecture 22 : Isoprene lipids , membranesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 5thEdition, published (2009) by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures might be taken
SUNY Buffalo - BIO - 205
Lecture 23 : Introduction to metabolismFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the te
SUNY Buffalo - BIO - 205
Lecture 24 : Glycolysis 10 stepsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbook
SUNY Buffalo - BIO - 205
Lecture 25 : Glycolysis energeticsPlot : delta-G vs. step #N-1N-2N-2Hexokinase : couplingN-3N-4N-4N-5Paying for ATP and NADHsynthesisN-6N-6Products of steps 6and 7 combined :G3P (GAP)3PGReactant atbeginning ofstep 6Product atend ofs
SUNY Buffalo - BIO - 205
Lecture 26 : GluconeogenesisFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbook list
SUNY Buffalo - BIO - 205
Lecture 27 : G6P fatesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbooks listed be
SUNY Buffalo - BIO - 205
Lecture 28 : Hormone regulation byphosphorylation / dephosphorylationFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some
SUNY Buffalo - BIO - 205
Lecture 29 : Tissue differencesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbook l
SUNY Buffalo - BIO - 205
Lecture 31 : Pyruvate fatesFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbook liste
SUNY Buffalo - BIO - 205
Lecture 32 : Krebs cycleFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbooks listed
SUNY Buffalo - BIO - 205
Lecture 33 : e- transport, ATP synthesisFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the t
SUNY Buffalo - BIO - 205
Lecture 34 : FA metabolismFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken from the textbooks liste
SUNY Buffalo - BIO - 205
Lecture 35 : Cholesterol, lipoproteins,eicosanoidsFigures in this presentation appear in Biological Chemistry, Bio 205 Classnotes, 4thEdition, published by the Custom Services division of John Wiley and Sons, Inc.(Hoboken, NJ). Some figures were taken
SUNY Buffalo - BIO - 205
Lecture 36 : Interconversionsbetween sugars and fatsN-1 Sugars -> fatsN-01N-02Lipids do not feed into glycolysiswould shut downKrebs cycleN-03GlyoxysomeMitochondrion(citrate)(isocitrate)Krebs cycle(-ketoglutarate)(succinyl-CoA)N-04 Amphibo
SUNY Buffalo - BIO - 205
BIO 205 : SPRING 2011I.CHEMISTRY FOUNDATIONSIntroduction : four classes of biomoleculesStereochemistry : D/L , enzyme/substrate recognitionAcids and basesThermodynamicsPolar and nonpolar moleculesKinetics and equilibriumOxidation / reductionII.
SUNY Buffalo - BIO - 203
Passive Linear Conduction of Graded PotentialsOhms Law:E=IRE = I RPlease read textbook Figure 4-9 and associated text.Length constant = = Rm/RiWhat is the effect of an increase in membrane resistance (Rm) on thelength constant?Sherwood, Klandorf &
SUNY Buffalo - BIO - 203
The cardiovascular (circulatory) system and itsphysiology are significant in several regards: Evolution: multicellularity and tissue specialization,coupled with increased size, require bulk transport ofimportant materials Organism: distribution of re
SUNY Buffalo - BIO - 203
Pressure-Volume (P-V) LoopA relationship between pressure and volume of theheart chamber during the cardiac cycle.A P-V loop is: constructed graphically from the correspondingmoment-to-moment values of pressure andvolumeSherwood, Klandorf & Yancey,
SUNY Buffalo - BIO - 203
Blood PressureBlood Vessel StructureM.S. Gordon, Animal Physiology: Principles and Adaptations 2/e, Fig. 6-21Sherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, Figure 9-51BloodPressureProfileVascular Dimensions and Reynolds Nu
SUNY Buffalo - BIO - 203
Cardiovascular System RegulationThe cardiovascular system responds to many and differentchallenges on regular, irregular, and rare occasions. Someexamples are: exercise increased cardiovascular performance overall to supportenhanced oxygenation of b
SUNY Buffalo - BIO - 203
Many taxonomic lineages have independently evolvedmulticellularity, and multicellularity is not limited to eukaryotesMULTICELLULAR ORGANISMSWhy go multicellular? Larger size isolation from outside world, and protection ofgenes for the next generation
SUNY Buffalo - BIO - 203
Castrati Once a common practice in Europe and Asiato castrate young boys with exceptionalsinging voices to prevent the pubertalchanges in voice; prized in church choirs First castrato opera star: Baldassare Ferri(1610-1680), in the court of Leopold
SUNY Buffalo - BIO - 203
Evolution of Chemical Messenger SystemsYou could hardly imagine a more congested situation.Like an urban freeway on a late Friday afternoon, at anygiven moment our circulatory system is literally packed withchemical messengersan endless tide of hormon
SUNY Buffalo - BIO - 203
Life Under Arid ConditionsEland (Taurotragus oryx)Oryx (Oryx beisa)These two non-migratory African antelopes can survive indefinitelywithout drinking under natural conditions, even at air temperaturesnear 40 C.New Yorker, 04/20/2009, p. 75ElandOry
SUNY Buffalo - BIO - 203
Life in the ColdSherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, p. 499B. Maher, Nature 458: 695-698, 2009Freezing PointsColligative PropertiesOsmotic PressureFreezing Point DepressionVapor Pressure LoweringBoiling Point El
SUNY Buffalo - BIO - 203
Friday Round-UpM. Kang et al., Physiology 22: 174-184, 2007
SUNY Buffalo - BIO - 203
J. Travis, Science 324: 580-582, 2009J. Travis, Science 324: 580-582, 2009Chemical and Immune Defense SystemsExternal chemical defense systems toxins irritants[Barrier Function]Internal defense systems immunityo defense against pathogens (viruses
SUNY Buffalo - BIO - 203
BIO 203 Physiology (Lecture Course)Instructor:Christopher A. LoretzOffice:Tel:E-mail:647 Hochstetter Hall645-4985loretz@buffalo.eduOffice Hours:MWF 9:00-9:50 a.m.TR 8:30-9:20 a.m.& by appointmentPlease read it helps. sidebars, figure legend
SUNY Buffalo - BIO - 203
MuscleMuscle TypesMuscles produce movement by generating force throughenergy-consuming interactions of motor proteins toproduce contraction (shortening)striated skeletal cardiacMuscle proteins: actin myosin associated regulatory proteins in com
SUNY Buffalo - BIO - 203
Muscle Fiber TypesClassification based on: speed of contraction time to fatigue metabolic patterns of energy provision Metabolic relationships to fiber type Environmental/ecological relationships to fiber typeSkeletal Muscle Metabolism: Energy Sour
SUNY Buffalo - BIO - 203
A.M. Gordon et al., J. Physiol. 184: 170-192, 1966, Fig. 14A.M. Gordon et al., J. Physiol. 184: 170-192, 1966; Fig. 12Eckert Animal Physiology, Fig. 10-8b,c; cf. Sherwood, Klandorf & Yancey, Animal Physiology: From Genes toOrganisms, Figure 8-18Eckert
SUNY Buffalo - BIO - 203
The Membrane PotentialIonic Asymmetries of Cations and AnionsKey background concepts: ionic asymmetries of cations and anions, and electrically-chargedmolecules (proteins and macromolecular fixed charges, forexample) across biological membranes macr
SUNY Buffalo - BIO - 203
NeuronNernst EquationRT [ion]outlnzF [ion]inEion =Walther Nernst1864-19411920 Nobel PrizeFor ions at 20C (and converting to log10):58 mV[ion]outlogz[ion]inEion =Sherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, Figur
SUNY Buffalo - BIO - 203
Reflex ArcsA transducer converts a signal of one modality into anothermodality:RECEPTORSTIMULUSphotoreceptormechanoreceptorlightdisplacement, pressureOUTPUT(S)chemoreceptorthermoreceptorchemicalheat, coldchemicalelectricalnociceptorelectr
SUNY Buffalo - BIO - 203
MechanoreceptionPacinian Corpuscle:A Skin Touch/Pressure Receptormechanosensitive channel physical perturbationchannel opensreceptor/generator potentialAP initiationand/orchange in neurotransmitter releaseSherwood, Klandorf & Yancey, Animal Phys
SUNY Buffalo - BIO - 203
Challenges of Sexual Reproduction Locating a mate Timing and synchrony seasonal egg and sperm readiness Energetics and costs germ cells protection and rearing(days)Sherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, Table 16-
SUNY Buffalo - BIO - 203
channel catfish testisseminiferous tubulesJ. Kaiser, Science 274: 1837-1838, 1996oocyte100 mJ.E. Hinck et al., Aquatic Toxicol. 95: 60-70, 2009Gonadal Function (vertebrates)J. Kaiser, Science 274: 1837-1838, 1996:(testis)GnRHFSH(hypothalamus)
SUNY Buffalo - BIO - 203
Synaptic TransmissionElectrical Synapses Electrical synapses Rapid cell-to-cell transfer of electrical activity fromone cell to another cell Gap junction-mediated electrical current flow Passive (electrotonic)current flow from presynaptic (signal-s
SUNY Buffalo - BIO - 203
Energy Metabolism(balance sheet approach)Sherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, Figure 15-1Heat BalanceSherwood, Klandorf & Yancey, Animal Physiology: From Genes to Organisms, Figure 15-11Heat TransferEckert Animal
SUNY Buffalo - BIO - 203
Modes of Temperature RegulationCoupled FluxesHEAT BALANCE EQN.DRY MASS BALANCE EQN.WATER MASS BALANCE EQN.Eckert Animal Physiology, Fig. 17-9Feder ME, Adv Physiol Educ 29: 3-10, 2005Heat TransferBehavioral ThermoregulationEckert Animal Physiology
SUNY Buffalo - BIO - 203
Vertebrate Respiratory Gas Transport SystemVENTILATION UPTAKE CIRCULATION DELIVERYMammal Respiratory GasTransport SystemVENTILATIONFish: []Mammal: Left HeartFish: HeartMammal: Right HeartUPTAKECIRCULATIONDELIVERYEckert Animal Physiology, Fig.