Following coronary artery bypass surgery, seven patients develop Rhodococcus bronchialis infections. Cultures of the operating rooms, Nurse A, and Nurse B are taken. R. bronchialis grows from the hand and nasal swabs of Nurse A. The patients' infections are an example of a/an __________.
A) emerging infectious disease
B) vector-borne infection
C) endemic infection
D) nosocomial infection
E) epidemic infection
Ans: D) nosocomial infection
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Match the following items with the correct phrases.
_______1. German measles _______2. Infectious mononucleosis _______3. Diarrhea _______4. Encephalitis _______5. Severe acute respiratory syndrome (SARS) A) Rotavirus B) West Nile virus C) Rubella virus D) A type of coronavirus E) Epstein-Barr virus
The hallmark feature of peroxisomal diseases is the presence of
A) hydrolases. B) very long chain fatty acids. C) long chain gangliosides. D) an abundance of myelin. E) amyloid plaques.
An individual that has two dominant alleles for a trait
(AA) is __________. Fill in the blank(s) with the appropriate word(s).
Using the data from the graphs and what you know about membranes and metabolic pathways, predict which of the following is the likely reason why actions of aquaporins in a membrane can change so rapidly
A) The number of aquaporins in the membrane is constant, but the pores have to be activated. B) Aquaporins are inserted into the membrane as needed. C) Aquaporins are only in cells that need to be permeable to water. D) Aquaporins use ATP to pump water across the membrane, and their action is limited by the metabolic pathways that produce ATP.