Research Has Shown That a Person's Height Is About 81

question 60

Multiple Choice

 Research has shown that a person's height is about 81 percent heritable, whereas his or her BMI is about 59 percent heritable. Which of the following is the most accurate interpretation of these findings?

• A) The variability we see in a population's height is more influenced by genetic factors than the variability we see in the population's weight.
• B) Environmental factors account for only 19 percent of a person's height and 41 percent of a person's BMI.
• C) We cannot make any conclusions about genetic contributions to either height or weight.
• D) Knowing the relative genetic contributions to traits such as height or weight does not allow us to compare these two unrelated characteristics of people.

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