题目内容
Which one of the following microorganisms is closely associated with dental caries?
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Reversion ofNeisseria gonorrhoeae from a fimbriated (fim 1) to a non-fimbriated (fim 2) state would result in which one of the following phenomena?
A 27-year-old man had a rhinoplasty. A nasal tampon was placed to control the bleeding. Approximately 8 hours later, he developed headache, muscle aches, and abdominal cramps with diarrhea. He then developed an erythematous rash (resembling sunburn) over much of his body, including the palms and soles. His blood pressure is 80/50 mm Hg. The nasal tampon remained in place. His liver enzyme tests were elevated, and there was evidence of moderate renal failure. This patient’s illness was likely to be caused by which of the following?
Bacteria or their components may be characterized by unique constituents or structures. Group A streptococci are characterized by
唐卡是一个庞大、完整的藏文化体系，成为用宗教理论和绘画艺术来诠释世间万物的“百科全书”，其主要内容有哪些？
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