Which Statement Regarding Ionic Movement Across the Gills of Marine

question 49

Multiple Choice

Which statement regarding ionic movement across the gills of marine animals is true?

• A) Sodium moves faster than chloride because of the overall positive charge inside the gill epithelium.
• B) Sodium moves faster than chloride because of the overall negative charge inside the gill epithelium.
• C) Sodium moves slower than chloride because of the overall positive charge inside the gill epithelium.
• D) Sodium moves slower than chloride because of the overall negative charge inside the gill epithelium.

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