Science and Technology · Animal Diversity
Since cold-water Antarctic icefish lack hemoglobin, how is oxygenation thought to occur in their bodies?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Purely through diffusion-based transport of dissolved oxygen in the blood plasma✓
- 2Through specialized copper-based hemocyanin respiratory pigments
- 3Via an advanced direct tracheal respiratory system similar to insects
- 4Through anaerobic metabolic pathways that bypass the need for oxygen
Correct answer
Purely through diffusion-based transport of dissolved oxygen in the blood plasma
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