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The countercurrent exchange system for gills relies on diffusion to diffuse oxygen into the blood. This system works because the blood in the gills. a. increasing encounters [Select] b. decreasing water as the blood moves from [Select] a. arteries [Select] b. capillaries c. Veins ✰ concentrations of oxygen in the a.arteries b. capillaries to C. veins through the capillaries. This also ensures that a. less blood always has [Select] b. more c. the same amount of oxygen than the water for continued diffusion.

The countercurrent exchange system for gills relies on diffusion to diffuse oxygen into the blood. This system works because the blood in the gills. a. increasing encounters [Select] b. decreasing water as the blood moves from [Select] a. arteries [Select] b. capillaries c. Veins ✰ concentrations of oxygen in the a.arteries b. capillaries to C. veins through the capillaries. This also ensures that a. less blood always has [Select] b. more c. the same amount of oxygen than the water for continued diffusion.

Concepts of Biology
Concepts of Biology
1st Edition
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:Samantha Fowler, Rebecca Roush, James Wise
Chapter16: The Body's System
Section: Chapter Questions
Problem 16RQ: How do arteries differ from veins? a. Arteries have thicker wall layers to accommodate the changes...
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The countercurrent exchange system for gills relies on diffusion to diffuse oxygen into the blood. This system works because the blood in the gills. a. increasing encounters [Select] b. decreasing water as the blood moves from [Select] a. arteries [Select] b. capillaries c. Veins ✰ concentrations of oxygen in the a.arteries b. capillaries to C. veins through the capillaries. This also ensures that a. less blood always has [Select] b. more c. the same amount of oxygen than the water for continued diffusion.
Transcribed Image Text:The countercurrent exchange system for gills relies on diffusion to diffuse oxygen into the blood. This system works because the blood in the gills. a. increasing encounters [Select] b. decreasing water as the blood moves from [Select] a. arteries [Select] b. capillaries c. Veins ✰ concentrations of oxygen in the a.arteries b. capillaries to C. veins through the capillaries. This also ensures that a. less blood always has [Select] b. more c. the same amount of oxygen than the water for continued diffusion.
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