Phototrophs - Study guides, Class notes & Summaries

MICR 221 MIDTERM TEST QUESTIONS WITH ANSWERS ALL UPDATED! What are trace elements? - Answer-very little in media since they are present in sufficient amounts as contaminants of the major things being added to the media, cofactors for key enzymes, copper, cobalt, manganese, zinc, nickel How is the requirement for carbon, oxygen and hydrogen met? - Answer-add a single organic compound like glucose or protein What carbon source do autotrophs use; heterotrophs? - Answer-carbon dioxide; reduce...

Duquesne Bio 112 Exam 2 Latest Update Graded A+ Conjugation DNA from a donor cell is transferred to an adjacent recipient cell Transformation DNA released into the environment by dead cells is taken up by a recipient cell Transduction DNA is transferred from a donor to a recipient cell by a virus Three domains Eukarya Archaea Bacteria Eukarya and Archaea are more closely related Archaeon Enviornments Many archaea are extrelmeophiles carbon fixation and respiration Bacter...

Biology Major Field Test Questions with Verified Solutions Adaptive vs. Innate Immune Response Adaptive - "specific response" Has immunological memory Later response (3-7 days) Uses B and T cells Effectiveness increases with exposure Innate- "nonspecific response" 1st line of defense Response within 12 hours Lacks immunological memory Mutualism Benefit to both partners Normally partners cannot live seperately Cooperation A beneficial but not obligate form of symbiosi...

Biology 117 WVU Exam 2 Questions and Answers Already Passed What are the three domains of life? Bacteria, Archaea, Eukarya Which groups are more closely related from an evolutionary standpoint? Archaea and Eukarya What are the three different shapes of bacterial cells? 1) coccus- spherical 2) bacillus- rod shaped 3) spirilla- wavy/ corkscrew shaped What are the three different ways in which bacteria arrange themselves in colonies? 1) diplo- divide but stay attached to each oth...

Adaptive vs. Innate Immune Response - ANSWER-Adaptive - "specific response" Has immunological memory Later response (3-7 days) Uses B and T cells Effectiveness increases with exposure Innate- "nonspecific response" 1st line of defense Response within 12 hours Lacks immunological memory Mutualism - ANSWER-Benefit to both partners Normally partners cannot live seperately Cooperation - ANSWER-A beneficial but not obligate form of symbiosis Commensalism - ANSWER-One partn...

Adaptive vs. Innate Immune Response - CORRECT ANSWER Adaptive - "specific response" Has immunological memory Later response (3-7 days) Uses B and T cells Effectiveness increases with exposure Innate- "nonspecific response" 1st line of defense Response within 12 hours Lacks immunological memory Mutualism - CORRECT ANSWER Benefit to both partners Normally partners cannot live seperately Cooperation - CORRECT ANSWER A beneficial but not obligate form of sym...

Metabolism - All of the chemical reactions that occur within an organism Anabolism - building metabolic reactions catabolism - "cat tearing something down" digestive metabolic reactions metabolites - substances that are needed for metabolism primary metabolites - metabolites that are needed for immediate cell survival (ex:glucose) Secondary metabolites - metabolites that are not needed for immediate cell survival but will help with long term survival Enzymes - Catalysts for c...

Principles of Microbiology Question and answers correctly solved Microbiology - correct answer The study of microorganisms Pathogen - correct answer An organism that can infect and cause illness/disease Nosocomial - correct answer hospital acquired infection. ex: MRSA (methycillin resistant staph. aurelis) or UTI from catheter 2 million/year universal precautions Autotrophs - correct answer Synthesize own energy (self feeders) ex: plants Heterotrophs - correct answer I...

MICR 2123 Final Okstate Tested Questions & Revised Answers All Updated Lactic acid is a byproduct of _____ and _____ fermentation. - Answer-homolactic and heterolactic During respiration, which step(s) produce(s) NADH starting from pyruvate? - Answer-both PDC and TCA produce NADH If the ETS is halted (i.e. stopped working) during respiration, for example when the cell runs out of an electron acceptor, what would be the other way of recycling the NADH? - Answer-Fermentation The proton ...

Brock Biology of Microorganisms BROCK BIOLOGY OF MICROORGANISMS 13TH EDITION COMBINED QUESTIONS AND ANSWERS OVER 200 Qs, A 100% A+, Strayer University Anammox - CORRECT ANSWER-anoxic ammonia oxidation Anoxygenic photosynthesis - CORRECT ANSWER-photosynthesis in which O2 is not produced Antenna pigments - CORRECT ANSWER-light-harvesting chlorophylls or bacteriochlorophylls in photo complexes that funnel energy to the faction center Autotroph - CORRECT ANSWER-an organism that uses CO2 ...