When Identical Twins Are More Likely to Have an Attribute

question 109

Multiple Choice

When identical twins are more likely to have an attribute in common than same-sex fraternal twins, we can conclude that:

• A) the common attribute has at least some genetic basis.
• B) the common attribute has no genetic basis.
• C) there is a low concordance between the twins.
• D) the attribute is primarily determined by social factors.

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Definitions:

Probability

A measure of the likelihood that an event will occur, represented as a number between 0 and 1.

Eligible Voter

An individual who meets the criteria set by law for voting in an election.

Environmental Issues

Problems related to the environment, including pollution, climate change, and resource depletion, affecting ecosystems and human well-being.

Disjoint Events

Two or more events that cannot occur simultaneously, having no outcomes in common.