REMINDER:The biology lab will be open between 12:30-1:30 PM TODAY11:30-12:30 TOMORROWGROUPS A and C YOU MUST EXAMINE YOUR PLATES!EVERYONE – PUT YOUR NCBI ASSINGMENT IN THE CORRECT FOLDER IF YOU WANT CREDIT.Just a little more on BacteriaPeptidoglycan - BacteriaN-acetylglucosamine (NAG) N-acetylmuramic acid (NAM)Peptidoglycan - BacteriaGram StainPenicillin, Ampicillin(ß-lactam antibiotics) Inhibit cell wall synthesis by inhibiting the final transpeptidation step in the synthesis of peptidoglycanDISEASEWarmer global temperatures and wetter conditionsPollutionHabitat DestructionPopulationGrowth andGlobalizationTickslessfresh waterDISEASEWarmer global temperatures and wetter conditionsMosquitoesRodentsPollutionImmunesuppressionHabitat DestructionLoss of BiodiversityZoonosesPopulationGrowth andGlobalizationIncreased travelIncreased tradeIncreasedtoxinsExtremeweatherProtistsSo cool!Malaria – Plasmodium• Sporozoits from the saliva of a biting female mosquito enter human• Travel to liver to invade hepatocytes – hypnozoite• Replicates into thousands of merozoites which invade red blood cells• Parasite grows into a larger trophozoite and then makes new merozoitesPlasmodium vivaxPlasmodium ovalePlasmodium falciparumPlasmodium malariaeHarmful Algal Blooms (HABs)Red TidesAnimal die-offs occur from HABsDue to toxicity or immune supressionOr How About Something Closer to Home?The blooms are part of a worldwide pattern of oceanic changes that scientists attribute to warming waters excessive fishing torrent of nutrients unleashed by farming deforestation and urban developmentWhat helps to control them? Viruses!Emiliania huxleyi virus 86Attached to a harmless Emiliania huxleyi algal cell Virus has cluster of genes responsible for ensures survival of host and is being studied to better understanding human
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