Genes, Chromosomes, and the mechanism of mendelian Inheritance Cells reproduce via a cell cycle Meiosis is the key to sexual reproduction and Mendel's rules Sex determination, sex linkage and chromosome nondisjunction supported the chromosome theoryGenes, Chromosomes, and the mechanism of Mendelian Inheritance • Cells reproduce via a cell cycle • Meiosis is the key to sexual reproduction and Mendel’s rules • Sex determination, sex linkage and chromosome nondisjunction supported the chromosome theory