However, many observations did not fit blending, for example, a white horse and a black horse did not produce only gray ones. Gregor Mendel , an Augustinian monk, used experiments in plant breeding and a knowledge of mathematics to form his hypotheses. B. Mendel's Experimental Approach 1. Mendel used the garden pea , Pisum sativum , in his experiments. Some Terms Used in Genetics 1.
Genes carry encoded information about specific traits.
Each gene has a locus on a chromosome. If homozygous, both alleles are the same. If heterozygous, the alleles differ. The Theory of Segregation 1. Mendel's first experiments were monohybrid crosses.