Discrimination against children and youth is caused by the bias adults have for other adults that causes them to discriminate against young people. Bias for adults is called adultism. When something is based on adultism, it is called adultcentrism.While adultism is sometimes appropriate, adultcentrism is often inappropriate.
Genetic makeup refers to the genes that determine what you look like and what physical characteristics you have. They are your GENOTYPE, and when these genes are expressed (the color of your eyes, your blood type, your hair texture, the structure of your digestive enzymes, etc), you are showing your PHENOTYPE.
Btw cal king, your genes determine how many proteins your body should have, usually people who lack protein are due to mutations, in other words, their genes is changed or damaged, mostly happens when your born. Eye color is not determined by a gene. Eyes get their color from the presence or absence of melanin, the light absorbing pigment in the skin. Humans have two type of pigment, eumelanin and phaeomelanin. Eumelanin looks black to dark brown, and phaeomelanin looks red.