Despite the challenges, she maintained an __ outlook, believing that everything would turn out well.

His __ comment was met with raised eyebrows and a sense of irony from the audience.

She expressed her __ gratitude for their support during her difficult times.

With a __ expression, he looked back on his past decisions and wished he could change them.

Anaerobic jars create an oxygen-free environment using a chemical envelope.

Microorganisms classified as facultative anaerobes can only grow in the presence of oxygen

What is used to acquire a bacterial sample from the culture tube?

How many variants of the TNF alpha gene are analyzed in the DNA Biology/Technology simulation?

During an infection, the wrong antibiotic can kill harmless bacteria, giving pathogens a greater opportunity to multiply.

In the Kirby-Bauer test, what is used to determine the effectiveness of antibiotics against a bacterial agent?