"WardsSci000725"

Ascomycete. Baker’s yeast. Reproduction by budding. Incubation temperature 30°C. YM agar growth medium.

Deuteromycete. Produces penicillin. Incubation temperature 25°C. Malt extract agar growth medium.

E. coli with JM101 can be transformed with pUC8 plasmid to become resistant to Ampicillin and to metabolize lactose

Deuteromycete. “Black mold”. Produces citric acid. Common airborne contaminant. Causes aspergillosis. Incubation temperature 25°C. Sabouraud dextrose agar growth medium.

Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (+) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.

Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (-) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.

Deuteromycete. Causes thrush, candidiasis. Multiplies by budding. Forms germ-tubes in serum cultures. Incubation temperature 37°C. Potato dextrose agar growth medium. Note: Pathogen.

Used for culturing Dictyostelium discoideum (cellular slime mold). 

From soil and water rich in minerals. Organism of putrefaction.

Students determine contamination levels of ground beef in different environments.