BIOS 242 Week 3 Assignment; Microbial Nutrition

WK3ALTMicrobialNutrition 1. Theorganismsthatcanuseinorganiccarbonandtheenergyofchemicalreactions ______ . 2. A______requiresorganicmoleculesforcarbonandenergyfromsunlight. 3. During______transportwatertransfersthroughsemipermeablefollowing concentration gradient. 4. Microorganismslivinginsoilandwaterassociatedwithvolcanicactivity,compostpiles,habitatsdirectlyexposedtothesunare______. 5. In______transportnutrientsaretransportedagainstthediffusiongradientorinthesamedirectionasthenaturalgradientbutatafasterratewithenergyexpenditure 6. A______environmenthasahigherconcentrationofsolutesoutsidethecell thaninsidethe cell. 7. Pathogenicmicrobeshaveanoptimumgrowthtemperatureinthe______range. 8. A______anaerobecangrowinthepresenceofoxygenbutdoesnotrequireit. 9. Obilgate______inhabittheDeadSea. 10. MostmicroorganismsgrowatneutralpHandarecalled______ 11. Ina______relationship,onememberbenefitsandtheotherisharmedin someway. 12. In ______ phase newly inoculated cells require a period of adjustment,enlargement,andsynthesis;arenotyetmultiplyingattheirmaximumrate. 13. Theperiodduringwhichthegrowthcurveincreasesgeometricallyiscalled______, themicrobesaremorevulnerabletotheseagentsthanthoseinthe stationaryphase. 14. ______ releaseenzymesintoenvironmenttodigestfoodintosmallerparticlesthatcan betransported intothecell. 15. ______tubeisusedtoidentifytheoxygenrequirementofanunknownmicroorganism.