UF MCB 3020 Exam 3 Questions And Answers

Green sulfur bacteria, green nonsulfur bacteria, purple sulfur and purple nonsulfur bacteria are all considered... ~anoxygenic What are infections caught in the hospital called? ~nosocomial infection Spread of pathogens in and on foods ~foodborne transmission Bodily fluids such as blood, ...

What have the following organelles risen from through endosymbiosis? ~ Mitochondria: Rickettsiae bacteria Hydrogenosomes: mitochondrial ancestor Chloroplast: cyanobacteria 4 recommended criteria to meet a "gold standard" for the assignment of 2 organisms by the ICSP? ~ 1. Phenotypically...

Chlorination of water supplies represents an epidemiological technique directed at ~ eliminating sources of infection. Phagocytosis leads to destruction of engulfed pathogens by which of the following mechanisms? ~ Lysosomal-mediated hydrolysis A disease will be ____________ likely to ci...

Most prokaryotes require water availability (aw) to be greater then? ~ aw>0.91 Aquaporins ~ channel proteins that facilitate the passage of water (protect against osmotic stress) Halophiles ~ salt loving mechanosensitive channels ~ pressure sensitive channels that leak solutes from t...

what is an amphibolic pathway ~ both catabolic and anabolic how is the krebs cycle amphibolic ~ the initial steps of the krebs cycle are anabolic because they involve the creation of a six carbon intermediate called citrate from acetyl coA and oxaloacetate. However the following steps are c...

Microbial infallibility" E. All except D. B. means that microbes can do no wrong. A. has to do with Original Sin. D. means that all microbes are very likeable. C. means that all naturally occurring organic compounds can be biodegraded by some microbe somewhere.. ~ C Prerequisites for Mic...

The MIT (Madonna-Inspired Technology) Lepo described in class is a type of control of microbes that B. maintains sterility. C. will work at room temperature. A. depends on air filtration. D. stops reproduction in bacteria by ensuring that they abstain from having sex. E. does all except D. ...

Describe vertical and horizontal gene transfer. ~ Vertical: Involves transmission of genetic information from parent to offspring during normal cell division. Horizontal: Involves the transmission of genetic information from one independent, mature organism o another independent, mature orga...

Secondary Treatment of H2O ~ involves the use of microbes to remove organic material from the liquid portion of the sewage Tertiary treatment ~ involves the removal of inorganic materials thru chemical means Disinfection ~ disinfect the water to remove all microbes Biological oxygen de...