The oxygen-energy system can extract energy from which of the following source(s)?
a. fat
b. protein
c. glucose
d. both fat and glucose

What is the slope of the line shown below? (1,7(3,5)t- 10+ hh-ttetoiliemma asat 9t0elp00od-1

Meg is moderately active and completes 30minutes of daily activity above the baseline level. based on the chart, which activity will not increase megs physical fitness?

Mrs. kirby, 58, is a moderately active woman. she works in the garden almost daily, occasionally walks with her friends, and babysits her three very active young grandchildren every weekend. she eats a fairly standard diet every day: she has cereal with milk and coffee for breakfast, some kind of salad for lunch, and a piece of meat or fish with a healthy of veggies for dinner. she usually skips desserts or has just a couple of strawberries. when asked to look at the food labels and calculate her intake of carbohydrates, fats, and proteins in grams over the entire day, on an average day, she came up with the following numbers: carbohydrates: 243 g fats: 41 g proteins: 63 g calculate what percentage of mrs. kirby's total energy intake came from carbohydrates.