Pesticide runoff from a farm into a river is an example of a ____ of pollution
a. nonpoint source.
b. reservoir.
c. point source.
d. pinpoint reserve.
e. watershed.
A
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What is a/are potential reservoir(s) for viruses?
A) water B) insects C) bats D) fomites
For more serious infections caused by Acinetobacter spp., such as pneumonia or bacteremia, effective treatment may require the use of:
a. multiple rounds of penicillin or a similar antibiotic. b. a <-lactam agent in combination with an aminoglycoside antibiotic. c. repeated high-level doses of gentamycin. d. single-drug therapy in combination with a steroid.
Phytochromes are pigment proteins that allow plants to detect light
a. True b. False
Which cellular component can be found in a mature sperm cell?
a. mitochondria b. Golgi apparatus c. endoplasmic reticulum d. mRNA e. ribosomes