It’s D i’m pretty sure. correct me if i’m wrong:)
Answer:
Yes
Explanation:
Fred should be concerned because 12 months isn't an average, it's more of a deadline.
Answer: Gram staining method. MacConkay agar.
Explanation: Gram staining is a differential media. It is used to differentiate between gram positive and gram negative organisms.
Pseudomonas aeruginosa can be isolated from samples via an enrichment procedure. It is confirmed through use of selective and differential media
Staphylococci are catalase positive organisms. Catalase-positive cultures bubble immediately.