What Role Do Chloride Cells Play in Osmoregulation of Marine

question 8

Multiple Choice

What role do chloride cells play in osmoregulation of marine fish with bony skeletons?

• A)They actively transport chloride into the gills.
• B)They mediate the movement of salt from seawater through their gills.
• C)They are involved in excretion of excess salt.
• D)They actively transport salt across the basolateral membrane of the rectal gland.

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Definitions:

Populations

Groups of individuals belonging to the same species that live in the same geographic area and can potentially interbreed.

Gradualism

A theory in evolutionary biology that posits species evolve through small, incremental changes over long periods.

Punctuated Equilibrium

Punctuated Equilibrium is an evolutionary theory proposing that species evolve rapidly during short periods of time, followed by long periods of stasis (little or no evolutionary changes).

New Species

A population of organisms that has evolved distinct characteristics, differentiating it from other species.