Many marine and freshwater bony fish achieve osmoregulation via _____
A) loss of water through the gills
B) gain of salt through the gills
C) loss of water in the urine
D) no drinking of water
E) gain of water through food
Answer: E
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Genetic recombination involving insertion sequences typically results in what type of mutation?
A) base-pair substitution mutation B) silent mutation C) frameshift mutation D) base-pair deletion mutation
Effluent water is wastewater
A) discharged from the pharmaceutical, plastics, and petrochemical industries. B) discharged from the wastewater treatment facility. C) that has undergone anoxic secondary wastewater treatment. D) that is imported to the wastewater treatment facility for treatment.
Otitis media is an inflammation or infection of the:
A) ear. B) eye. C) brain. D) urinary bladder.
What is the name of the tube through which urine leaves the urinary bladder?
a. renal vein b. collecting duct c. urethra d. renal pelvis