Tom has weighed 250 lbs.all of his adult life.He lost 20 lbs.while sick one time but was back up to 250 lbs.within a few weeks of getting well.Tom's experience is best explained by:

Question

Quizplus · Accepted Answer

Set point theory suggests that humans have a genetically determined weight range, which is defended by various physiological mechanisms. Tom's experience of rapidly gaining weight back to his previous weight after losing 20 lbs. supports the idea of a set point weight.

Tom Has Weighed 250 Lbs