BiologyWise
Biology Wise: Homozygous vs. Heterozygous
Genetic traits are described as homozygous or heterozygous based on allele similarity. Homozygosity and heterozygosity are explained in this resource. Includes a chart highlighting their differences and some examples that occur in humans.
CK-12 Foundation
Ck 12: Life Science: Pedigree Analysis
[Free Registration/Login may be required to access all resource tools.] A pedigree is a chart that shows the inheritance of a trait over several generations. A pedigree is commonly created for families, and it outlines the inheritance...