Question

some bacteria have developed mechanisms for resisting antibiotics. klebsiella pneumoniae bacteria, ______ produce an enzyme called beta-lactamase, which can cleave the beta-lactam ring in certain antibiotics (such as penicillin and cephalosporins) and deactivate them. which choice completes the text with the most logical transition? choose 1 answer: a however, b for example, c meanwhile, d consequently,

Explanation:

The first sentence states that some bacteria have antibiotic - resistance mechanisms. The second sentence then talks about Klebsiella pneumoniae bacteria and how they resist antibiotics (by producing beta - lactamase). This is an example of a bacterium with an antibiotic - resistance mechanism. “however” is used for contrast, “meanwhile” for simultaneous events, and “consequently” for cause - effect. “for example” is the most logical as it introduces an example of the general statement in the first sentence.

Answer:

B. for example,