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In a study of fingerprints (Total Ridge Count), one group of twins had an observed correlation coefficient of 0.95, while a second group of twins

In a study of fingerprints (Total Ridge Count), one group of twins had an observed correlation coefficient of 0.95, while a second group of twins had a correlation coefficient of 0.49. We could conclude that: Question 17 options: A) The first group of twins is dizygotic and the second group of twins is monozygotic. B) Fingerprints in twins are highly variable. C) the first group of twins is monozygotic and the second group of twins is dizygotic. D) TRC is almost totally under environmental control

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