Elementary biology; an introduction to Elementary biology; an introduction to the science of life elementarybiolog00grue Year: 1924 HEREDITY 449 that have been used in experiments, and is sometimes called the Lazv of Unit Char- acters (see Fig. 241). This principle will help us to understand how there can be such great diversity among the individ- uals of any given species of plants or animals, or even among the brothers and sisters of any family. The greater the number of char- acters, the greater is the possible number of combinations; and the smaller is the chance of any given combination


Elementary biology; an introduction to Elementary biology; an introduction to the science of life elementarybiolog00grue Year: 1924 HEREDITY 449 that have been used in experiments, and is sometimes called the Lazv of Unit Char- acters (see Fig. 241). This principle will help us to understand how there can be such great diversity among the individ- uals of any given species of plants or animals, or even among the brothers and sisters of any family. The greater the number of char- acters, the greater is the possible number of combinations; and the smaller is the chance of any given combination occur-


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