What environmental conditions favor the use of anaerobic respiration in certain organisms?

• A. Anaerobic respiration is favored in environments lacking oxygen, such as deep soil layers or stagnant water.
• B. Anaerobic respiration is favored in environments with high oxygen levels, such as open air.
• C. Anaerobic respiration is favored in environments with high temperatures.
• D. Anaerobic respiration is favored in environments with high light intensity.

Answer: (A)