The answer is “The Nervous System”
The mass on mars is 38 percent of earth. Ex: dog weighs 100 on earth, and 38 on mars. 38 percent of 150 is 57 :P
I think that a<span>n average woman needs to eat about 2000 calories per day to maintain, and 1500 calories to lose one pound of weight per week. An average man needs 2500 calories to maintain, and 2000 to lose one pound of weight per week</span>
It is best defined as a "proposed explanation".