University of Hamburg
University of Hamburg: Deviations From Mendelian Laws And: What Is the Meaning of Dominance?
Upper level discussion of several of Mendel's experiments and laws.
Other
North Dakota State Univ.: Mendel's Law of Ind. Assort.
Mendel's second law and how he arrived at it through his experiments. Includes vocabulary and examples.
Palomar Community College District
Palomar College: Mendels' Genetics
This site from Palomar College provides a good background on exactly what Mendel did. Vocabulary links throughout make this a very good introduction article for genetics.
Other
Personal Site / Mendels Discoveries
This personal site gives the seven characteristics that Mendel observed and a fairly large background to what Mendel saw and interpreted.
BiologyWise
Biology Wise: Incomplete Dominance Examples
Explains what incomplete dominance is in heredity, and what it looks like in plants, animals, and humans.
BiologyWise
Biology Wise: Codominance Explained With Examples
Explains what codominance is in heredity, and what it looks like in humans, animals, and plants.
Estrella Mountain Community College
Estrella Mountian College: Introduction to Genetics
This site explains genetic beliefs before and after Mendel, and also includes a section on Mendel himself and his experiments, entitled, "The Monk and his Peas".