While eating lobster for dinner one night your friend asks what you think might happen if this marine invertebrate, which is normally isosmotic with respect to the surrounding seawater, were to be moved to a bay with a slightly lower salt concentration instead of being caught. You reply that, in order for the lobster to be isosmotic with respect to new environment,
A. it must move water in to match the solute concentration of its new environment.
B. it regulates its internal concentration of solutes to match that of its new environment.
C. it must move water out to match the solute concentration of its new environment.
D. it moves water in or out and regulates its internal concentration of water as needed.
B
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The internal skeleton of species in the subphylum Vertebrata provides both structural support for muscles and
protection for internal organs.
a. True b. False
The slowly decaying organic litter from plant and animal tissues that is found in the soil is called ________.
A. the lithosphere B. aggregate C. a biofilm D. detritus
Discuss the similarities and differences between immunodiffusion and immunochromatographic assays
What will be an ideal response?
Many insects make larvae that are very different from the adults. What do you think are advantages of this system? Check all that apply.
A. Adults and offspring would not compete for potential mates. B. Adults and offspring would not compete for food sources. C. Adults and offspring would not be vulnerable to the same predators. D. Adults and offspring would not compete for habitats.