A Weighty Issue — Ielts Reading Answers Portable [patched]

The text explicitly states the opposite of the question.

Researchers like Professor Stephen O’Rahilly and Professor Jeffrey Friedman have identified genetic defects—such as a lack of the hormone leptin —that can cause severe obesity. Leptin acts as a messenger that tells the brain to turn off appetite. a weighty issue ielts reading answers portable

A very uncommon complaint (Discusses the rarity of true leptin deficiency in humans) IELTS Online Tests II. Summary Completion The text explicitly states the opposite of the question

), which explores the scientific and social challenges of obesity. IELTS Online Tests Passage Overview a weighty issue ielts reading answers portable

The chemical processes in a living organism to maintain life. The condition of being grossly fat or overweight.

If metabolism isn't the culprit, what is? The passage shifts its focus to genetic determination.