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Biology, 28.02.2020 19:39 ryrytkg8091

What is the difference between a countercurrent multiplier system, such as the one involving the loop of Henle, and the countercurrent systems that maximize oxygen absorption by fish gills or reduce heat loss in endotherms?

-a. A countercurrent multiplier system involves movement of ions rather than movement of oxygen or heat transfer.
-b. Unlike the other countercurrent systems, a countercurrent multiplier system expends energy in active transport.
- c. A countercurrent multiplier system includes a capillary bed.

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