MICROBIOLOGY CHAPTER 12 QUESTIONS & ANSWERS 2025 A+

MICROBIOLOGY CHAPTER 12 QUESTIONS & ANSWERS 2025 A+ A _____ spectrum antibiotic is active against a wide range of different bacteria. - ANS-broad Specifically, a(n) _____ is a antimicrobial substance produced by natural metobolic processes of some microorganisms that can inhibit or kill other microoorganisms. - ANS-antibiotic Advantages of semisynthetic penicillins over natural penicillins include: - ANS-increased movement across gram-negative cell walls increased spectrum Antibiotic _____ occurs when antibiotics interact in ways that enhance or magnify each other. - ANS-synergism The most effective drugs use to treat infections caused by flukes, tapeworms, and roundworms inhibit _____ at all stage of the life cycle rather than eradicating the adult worms. - ANS-metabolism Which of the following secreted by certain bacteria that cleaves the beta-lactam ring of penicillin and thus provides for resistance against the antibiotic? - ANS-penicillinase beta lactamase Reverse transcriptase is a retroviral enzyme that converts _____ to _____. - ANS-