Antibiotics and Antimicrobials
Biology ⇒ Microorganisms and Microbiology
Antibiotics and Antimicrobials starts at 9 and continues till grade 12.
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Describe how efflux pumps contribute to antibiotic resistance in bacteria.
Describe one consequence of widespread antibiotic resistance for public health.
Describe one way in which hospitals can help reduce the spread of antibiotic-resistant bacteria.
Describe the difference between bactericidal and bacteriostatic antibiotics.
Describe the role of selective toxicity in antimicrobial therapy.
Explain the term 'superbug'.
Explain why antibiotics are not effective against viruses.
Explain why broad-spectrum antibiotics can disrupt the normal microbiota of the body.
Which of the following antibiotics inhibits protein synthesis?
(1) Penicillin
(2) Streptomycin
(3) Ciprofloxacin
(4) Polymyxin B
Which of the following antibiotics is commonly used to treat tuberculosis?
(1) Vancomycin
(2) Isoniazid
(3) Amoxicillin
(4) Gentamicin
Which of the following best describes the mechanism of action of beta-lactam antibiotics?
(1) Inhibit protein synthesis
(2) Inhibit cell wall synthesis
(3) Disrupt cell membrane
(4) Inhibit DNA replication
Which of the following is a common mechanism of action for antifungal drugs?
(1) Inhibition of cell wall synthesis
(2) Disruption of ergosterol synthesis
(3) Inhibition of DNA replication
(4) Inhibition of protein synthesis
Antimicrobial resistance occurs when microorganisms ________ to the effects of an antimicrobial.
Fill in the blank: ________ is the process by which bacteria exchange genetic material, often spreading antibiotic resistance genes.
Fill in the blank: ________ is the use of chemicals to treat infectious diseases.
Fill in the blank: The first antibiotic discovered was ________.
True or False: Antibiotic resistance can spread between different species of bacteria.
True or False: Antibiotics are effective against viral infections.
True or False: Antibiotics are sometimes used to prevent infections before surgery.
True or False: Antibiotics can be used to treat fungal infections.
