Studies showing that identical twins are more likely to have similar weights/body compositions than fraternal twins are an indication that genetics play a role in obesity. Other studies show that twins who follow different lifestyles and dietary patterns over time have different body compositions. These latter studies indicate that factors play a role in obesity.
1. True
2. False

True

Explanation:

The latter studies truly showed that some factors other than genetic predisposition play a role in obesity.

The composition of the genome of an individual might predispose such individual to a higher risk of being obese. However, that such individual will become obese depends on some other factors, the most important being the kind of lifestyle the individual lives.

A lifestyle such as eating foods high in fat content, not eating adequate fruits, not eating eating adequate vegetables and drinking a lot of alcohol can cause someone to be obese apart from genetic predisposition.

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