Acute viral gastroenteritis can be caused by the
A. varicella zoster virus and rubeola virus.
B. the Delta agent.
C. cytomegalovirus and hepatitis E.
D. norovirus and the rotavirus group.
Answer: D
You might also like to view...
When one plant is shaded by another, why is the ratio of far-red to red light increased compared to an unshaded plant?
A. Phytochrome in the taller plant absorbs most of the red light. B. Auxin absorbs mostly far-red light. C. As light passes through the leaves of the taller plant, most of the red light is absorbed by chlorophyll. D. Far-red light mostly reflects off the surface of the soil while red light is mostly absorbed. E. Shade is enriched in far-red wavelengths of light.
Her skin is an example of _______________
a. an innate defense mechanism b. a first line of defense against pathogens c. an adaptive mechanism d. both an innate defense mechanism and a first line of defense against pathogens
Laterization is a soil-forming process that is typical of cool, moist climates at high latitudes
Indicate whether the statement is true or false
Conjugation by which of the following with an F- cell results in a cell that remains F-?
A) F+ B) Hfr C) F D) A and C E) B and C