Internal Respiration Requires a Higher Oxygen Concentration in the _____

question 146

Multiple Choice

Internal respiration requires a higher oxygen concentration in the _____ than in the _____.

• A) blood; lungs
• B) blood; cells
• C) cells; blood
• D) lungs; blood

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Definitions:

Savanna

Tropical biome dominated by grasses with a few scattered shrubs and trees.

Freshwater

Bodies of water that have a low concentration of salt, such as lakes, rivers, and streams, crucial for the survival of many ecosystems.

Estuary

A highly productive ecosystem where nutrient-rich water from a river mixes with seawater.