How would an animal compensate for a nonfunctional lateral line?
A. Sex recognition by male fish would have to be accomplished by the olfactory structures.
B. Pressure waves in the water would have to be detected by other sensory structures.
C. Propulsion and directional control would have to be facilitated by other fins.
D. Gas exchange through the gill slits would have to be increased.
E. Skeletal support would need to be reinforced internally.
B. Pressure waves in the water would have to be detected by other sensory structures.
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Harrison and van Buuren identified a phosphate transport protein in Glomus, which is a ____
a. carnivorous plant b. bacterium that parasitizes plants c. mycorrhizal fungus d. bacteroid e. parasitic plant
Suppose you want to DECREASE the aggressive behavior of an animal, and all you are allowed to use is a nutritional supplement. Which might be a good choice?
a. increase tryptophan b. decrease thiamine c. decrease lecithin d. increase phenylalanine
To sterilize instruments contaminated with prions, you should use
a) dry heat. b) routine autoclaving. c) UV light. d) a strong solution of sodium hydroxide.
The directional growth response of plants to touch is called
A. phototropism. B. thermotropism. C. photoperiodism. D. gravitropism. E. thigmotropism.