10. Energy Balance: Body Weight, Obesity, & Eating Disorders

Which of the following observations indicate that weight may be partially under genetic control?

I. Identical twin studies show similar body composition despite lifestyle differences.

II. Obesity rates have risen dramatically in recent decades with changes in food and lifestyle.

III. Children born of obese parents are much more likely to be overweight than the general population.

Which of the following best describes our understanding of how genetics influences weight?

Which of the following is true about leptin?

Which of the following statements regarding environmental factors that influence weight are true?

I) High-calorie, low -nutrient-density food is more common today than it was in the past.

II) Genetics have changed to favor fat storage.

III) Technology has made our lifestyles less active.