Which of the following are characteristics of prokaryotic cells?
A. They are noncellular.
B. They are simply structured with a single chromosome and no organelles.
C. They are highly structured and contain a nucleus.
D. They have a complex cell structure and have specialized organelles in the cytoplasm.
E. They consist of nucleic acid surrounded by a protein coat.
B. They are simply structured with a single chromosome and no organelles.
Prokaryotic cells are simply structured with a single chromosome and no organelles.
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A common cause of nosocomial infections is ________.
A. Staphylococcus aureus B. Streptococcus pyogenes C. Borrelia burgdorferi D. Escherichia coli
Which of the following is the primary parameter used to alter the breath size in pressure con-trolled?
a. Positive inspiratory pressure (PIP)—positive end expiratory pressure (PEEP) b. Continuous positive airway pressure (CPAP) c. Tidal volume d. Flow
To diagnose otitis media, the physician needs to collect
A) blood cultures. B) an aspirate obtained through the eardrum via syringe. C) a swab of the ear canal. D) a saline wash of ear canal.
Which president outlined a 10- year plan that would ensure most Americans to have electronic health records?
A. Barack Obama B. George W. Bush C. Bill Clinton D. Ronald Reagan