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)
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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)
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3
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