Which of the Following Is Most Likely a Difference Between

Multiple Choice

Which of the following is most likely a difference between the leg muscles of an Olympic sprinter and the leg muscles of an Olympic marathon runner?

A) per gram, the sprinter's muscles would have more mitochondria than the marathon runner's muscles
B) per gram, the marathon runner's muscles would contain more myoglobin than the sprinter's muscles
C) the marathon runner's muscles would have a faster rate of contraction than the sprinter's muscles
D) per gram, the sprinter's muscles would use more oxygen than the marathon runner's muscles