social studies

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Frick and Frack are 35-year-old identical twins separated in infancy and reared apart. Frick and Frack were recently reunited for the first time since birth. They have discovered that they have many things in common. Both twins have high IQs, both have high cholesterol, both are musicians, and both have outgoing personalities. The Frick and Frack twins are most likely:

A. dizygotic and dichorionic.

B. monozygotic and monochorionic.

C. dichorionic and nonconcordant.

D. dizygotic and highly concordant

Is the answer D?

  • social studies -

    No.

    http://www.thefreedictionary.com/dizygotic+twin

  • social studies -

    I read a little more into it and the answer is B. right?

  • social studies -

    Right.

    Notice the prefixes -- bi- = two; mono- = one.

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