Identical human twins have similar weights, even when they are reared apart. This indicates
A) the important role nutrition plays in obesity.
B) how lifestyle is instrumental in determining an individual's weight.
C) the genetic component of a person's weight.
D) how a person's weight cannot be traced to genetic factors.

Question

Quizplus · Accepted Answer

The fact that identical twins have similar weights even when raised apart indicates a strong genetic component to a person's weight. This suggests that genetics play a significant role in determining an individual's weight, rather than it being solely influenced by lifestyle or nutrition factors.

Identical Human Twins Have Similar Weights, Even When They Are