What factor determines the relative proportion of muscle fiber types in athletes

What factor determines the relative proportion of muscle fiber types in athletes?
A. frequency of workouts
B. intensity of exercise
C. genes
D. type of competitive sport


How is creatine phosphate used in the ATP-CP energy system?
A. Adenosine triphosphate (ATP) is converted to CP.
B. Creatine phosphate (CP) is used to convert ADP to ATP.
C. Creatine phosphate (CP) is used to split oxygen from carbon dioxide.
D. Creatine attaches to ATP to form ADP.


Which eating pattern is recommended by sports nutritionists to maintain energy metabolism and improve nutrient intake among athletes?
A. three large meals a day
B. food at mealtimes, liquids between meals
C. restriction of calories to avoid weight gain
D. small, frequent meals