Rating Newest Oldest. Best Answer: Once muscle contraction starts the regeneration of ATP must occur rapidly. There are three primary sources of ATP which, in order of their utilization, are creatine phosphate (CP), anaerobic glycolysis, and oxidative phosphorylation. Energy from ATP derives from cleaving of the terminal phosphate of the ATP molecule.
Under the new rules, pilots will be able to be on duty for nine to 14 hours â a number that will fluctuate based on factors such as when the pilotâs day begins and how many segments he or she will fly in one day. Pilots will be able to fly no more than nine hours during that period.
Pilots can work as few a 8 days in a month, to as many as 20. While pilots at a major airline might work 14 days in a month, you must keep in mind that they are not coming home from work on those 14 days. They are actually away from their homes and families half of every month, or more. This is a high price to pay.