Concept 8
Sex cells have one set of chromosomes; body cells have two.
Bibliography
- Moore, John, A., 1985, Science as a Way of Knowing, American Society of Zoologists.
- Portugal, Franklin, H., and Cohen, Jack, S., 1977, A Century of DNA: A History of the Structure and Function of the Genetic Substance, The Massachusetts Institute of Technology, U. S. A.
- Stubbe, Hans, 1972 (English Translation), History of Genetics, The Massachusetts Institute of Technology, Cambridge, Massachusetts.
- Sturtevant, A. H., 1965, A History of Genetics, Harper & Row, Publishers, New York.
Children resemble their parents.
Genes come in pairs.
Genes don't blend.
Some genes are dominant.
Genetic inheritance follows rules.
Genes are real things.
All cells arise from pre-existing cells.
Sex cells have one set of chromosomes; body cells have two.
Specialized chromosomes determine sex.
Chromosomes carry genes.
Genes get shuffled when chromosomes exchange pieces.
Evolution begins with the inheritance of gene variations.
Mendelian laws apply to human beings.
Mendelian genetics cannot fully explain human health and behavior.