CR endurance is determined by a. the amount of oxygen the body is able to utilize per minute of physical activity. b. the length
of time it takes the heart rate to return to 120 bpm following the 1.5-Mile Run Test. c. the dierence between the maximal heart rate and the resting heart rate. d. the product of the heart rate and blood pressure at rest versus exercise. e. the time it takes a person to reach a heart rate between 120 bpm and 170 bpm during the Astrand-Ryhming test. 2. Which of the following is not a benefit of aerobic training
The CR endurance that is given in the question, or cardio respiratory endurance, can be described as the heart's, the muscles' and the lungs' ability to be able to work together effectively through extended periods of physical activity and it can be determined by measuring the amount of oxygen that the body uses in a minute during the said physical activity.
A forest ecosystem can support a limited number of bears. This is because available energy is lost from one trophic level to the next. (flies, trout, then bears)
