Question

which of the following is not a factor in efficiency? a. metabolism b. type of movement c. muscle efficiency d. digestion please select the best answer from the choices provided. o a o b o c o d

Explanation:

Metabolism affects energy - use efficiency, type of movement can influence mechanical efficiency, and muscle efficiency directly relates to efficiency. Digestion is mainly about breaking down food for nutrient absorption and is not a direct factor in overall efficiency in the context of the other options.

Answer:

D. digestion