
This is a reproduction of a book published before 1923. This book may have occasional imperfections
such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact,
or were introduced by the scanning process. We believe...



This seminal work by Thomas Hunt Morgan explores the problem of biological development, including the role of genes and heredity in shaping an organism. The book offers insight into the emerging field of genetics and provides important foundational concepts for modern biology. This...

This seminal work by Thomas Hunt Morgan explores the problem of biological development, including the role of genes and heredity in shaping an organism. The book offers insight into the emerging field of genetics and provides important foundational concepts for modern biology. This...