A translucent colony displaying subtle beta hemolysis is isolated from a placenta culture. The Gram stain revealed gram-positive cocci in pairs. The microbiologist drops 3 catalase reagent onto a colony on sheep blood agar, and it produces bubbles.
He then performs a Staphyloccocus latex agglutination and the suspension remains smooth. The next step is to
A) perform a thermonuclease test due to an invalid latex agglutination result.
B) repeat the catalase test due to an invalid result.
C) report the organism as Staphylococcus aureus.
D) report the organism as Staphylococcus not S. aureus.
Question 2
Which of following urine collection procedures provides a specimen that is acceptable for anaerobic culture?
A) In and out catheterization B) Urostomy bag
C) Cystoscopy D) Suprapubic aspiration
The process of plant tissue culture.
A fur seal colony at Duiker Island, South Africa
Placenta
Performing a Gram Stain
The peptidoglycan layer of Gram-positive bacteria
Art and culture