Blog

 Which of the following is the correct name for the structures indicated in the picture below?

Which of the following is NOT true concerning the staining procedure from the previous question?

What type of dye must be used in the simple stain procedure shown above?

The same organism used to inoculated the MacConkey agar and glucose sugar fermentation broth from the previous question was used to inoculate a Kilgler’s Iron Agar (KIA). Which of the following tubes most correctly shows the result you would expect for this organism when inoculated into KIA?  

A sample is collected from one of the positive tubes from the lactose tubes above and inoculated on an Endo agar plate. Based on the growth following inoculation, does the sample likely have fecal contamination?  

After the addition of ferric chloride to a phenylalanine slant, a ________ color indicates a positive result.

Which of the following genera is a spore former?

Skip question 8

Explain the mechanism of double stranded break repair. Is this repair system more or less reliable that the nucleotide excision repair system?

Identify the molecules (A through J) in the prokaryotic replication fork below. Be specific and write the full name of the molecule indicated. Explain what each molecule is or does. Note that the Blue Ovals represent enzymes in this diagram.