A 12 year old boy has a productive cough characterized by large volumes of foul-smelling sputum. Three years ago, the patient was diagnosed with pancreatic insufficiency, as evidenced by repetitive gastrointestinal symptoms of steatorrhea. After culture of the sputum, colorless, oxidase-positive colonies with a fruity aroma develop on the agar. The function of which of the following proteins is most likely inhibited by the bacteria responsible for this boy’s infection?
A 12 year old boy has a productive cough characterized by large volumes of foul-smelling sputum. Three years ago, the patient was diagnosed with pancreatic insufficiency, as evidenced by repetitive gastrointestinal symptoms of steatorrhea. After culture of the sputum, colorless, oxidase-positive colonies with a fruity aroma develop on the agar. The function of which of the following proteins is most likely inhibited by the bacteria responsible for this boy’s infection?
💡 Explanation
A 12 year old boy has a productive cough characterized by large volumes of foul-smelling sputum. Three years ago, the patient was diagnosed with pancreatic insufficiency, as evidenced by repetitive gastrointestinal symptoms of steatorrhea. After culture of the sputum, colorless, oxidase-positive colonies with a fruity aroma develop on the agar. The function of which of the following proteins is most likely inhibited by the bacteria responsible for this boy's infection?
✓ Correct Answer: B. A GTP-binding protein involved in the elongation step of protein synthesis
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