incomplete dominance
homozygous phenotypes stay the same, heterozygous changes, heterozygous phenotype is a BLEND of the two homozygous phenotypes, example red flower, white flower, makes pink flower (showed with two capital letters SS, SC, CC)
codominance
homozygous phenotypes stay the same, heterozygous changes, example: blue fish, red fish, makes blue and red spotted fish (showed with the gene as the capital letter, and the allele as the subscript)
sex-linked traits
genes that DO depend on sex, they ARE found on the X or Y chromosome, female XX, male XY, most sex-linked traits are found on the X chromosome
simple mendelian
regular four squares