How does rhodopsin facilitate vision?
a. When light strikes rhodopsin, the bipolar cells becomes depolarized, causing the release of GABA.
b. When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of GABA.
c. When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of GABA.
d. When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of glutamate.
e. When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of glutamate.
d
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The drugs of choice for most Enterococcal infections are:
a. vancomycin and a penicillin. b. clindamycin and vancomycin. c. penicillin and an aminoglycoside. d. septra.
Which of the following are part of the endomembrane system?
a. lysosomes and Golgi apparatus b. nuclear envelope and peroxisomes c. vesicles and mitochondria d. vacuoles and vesicles
Which of the following is not a problem
caused by Canada geese? a. Their feces can cloud lakes. b. Their feces contain harmful bacteria. c. They can destroy lawns. d. They can be dangerous to air traffic. e. All of these.
All of the following pertain to coccidioidomycosis, except
A. it is also called Valley Fever. B. it is transmitted by inhalation of arthrospores. C. it often has symptoms of fever, chest pain, cough, headache, malaise. D. the pathogen grows best in soil with bird and bat guano. E. fungomas occur in the lungs of those infected.