The twin method and its application to the study of genetic and environmental factors of some human diseases.
Institution: | McGill University |
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Department: | Department of Genetics. |
Degree: | PhD |
Year: | 1951 |
Keywords: | Genetics.; Pathology. |
Record ID: | 1566006 |
Full text PDF: | http://digitool.library.mcgill.ca/thesisfile118928.pdf |
Until very recently it had been an age-old question and a favourite topic of debate to ask whether environment or heredity was responsible for some particular human trait. The implication of such a discussion was that the concepts of environment and heredity were mutually exclusive and if a trait was governed by one, the other could have but very little effect upon it. [...]