Spencer is a young boy who always seems to be hungry independent of what he eats, and although he gets lots of exercise, he is considered to be obese. According to results from studies in mice, he may be lacking the gene for _________ which aids in reducing appetite.

Question

Quizplus · Accepted Answer

Leptin is a hormone that is known to affect appetite and metabolism, and it is produced by fat cells. Studies in mice have shown that those lacking the gene for leptin are more likely to become obese due to their increased appetite and decreased energy expenditure. This could explain Spencer's constant hunger and obesity despite his exercise habits. Neither ghrelin nor CCK have been linked to obesity in the same way that leptin has, and glucose is a type of sugar that is used by the body for energy and is not directly related to appetite regulation.

Spencer Is a Young Boy Who Always Seems to Be