Influenza infections themselves are usually more annoying than deadly, but the flu can be accompanied by which of the following more serious secondary infections?
A) ear infections
B) pneumonia
C) bronchitis
D) All of the above could be caused by a secondary infection after the flu.
D
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The genes in an operon are
a. each transcribed into their own mRNA molecule. b. all transcribed into a single mRNA molecule. c. transcribed in subsets. d. transcribed as a single unit in prokaryotes, but as individual genes in eukaryotes. e. located at different locations on the chromosome and so can never be transcribed to the same mRNA molecule.
During phase "2" in the figure above, the growth is ____ as long as resources are plentiful
a. logical b. logistical c. arithmetic d. exponential e. analytical
The following nutrient most associated with
eutrophication is: a. iron. b. hydrogen. c. oxygen. d. carbon. e. phosphate.
Chloroplasts and mitochondria are similar in that they both
A) are involved in cellular waste processing B) are involved in protein production for the cell C) are involved in helping to maintain cell shape D) contain DNA E) are membranous sacs involved in storage