Greenlake water was tested and the following results were found in the presumptive testing.  5 of the 10.0 ml lactose lauryl broths had growth and gas.3 of the 1.0 ml  lactose lauryl broths had growth and gas1 of the 0.1 ml lactose lauryl broths had growth and gas   What is the MPN of the water sample? What is the next step in the water testing process?

An unknown organism was inoculated to this XLD plate. List two features you now about the organism base on the growth. Bonus: List an organism (Genus and species) that can give these results. (1)

A broth culture was streaked on this TSA plate. Is this a pure culture?

Which THREE of the following stages of mitosis (or meiosis) contain a cell cycle checkpoint? (Check 3)

Which plate has the best streak plating technique?

Examine this Mannitol Salt Agar plate, based on the growth on the plate

While assessing a 23 week gestation neonate on HFOV, you note that the patient’s chest wiggle factor has increased.  What does this indicate?

Which organism (A or B) can ferment lactose?

This throat culture is from a 7 year old patient with a sore throat and fever of 1020F. What types of hemolysis are found on this throat culture?  

Four different chemicals were tested (A, B, C, and D) on two different organisms. Which chemical(s) was/were the most bactericidal?