Which of the following is a feature of weight gain and genetics?
a. Obese people can change their genome but not their epigenome.
b. Exercise has little, if any, effect on the genetic influence on weight gain.
c. Identical twins are half as likely to weigh the same compared with fraternal twins.
d. Adopted children tend to have body weights more like their biological parents than their
adoptive parents.
e. There is very little evidence that genetic factors contribute to obesity, except in the
presence of certain rare syndromes.
