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.
Just a small genetic change, not even in the gene itself, can lead to blond hair. iStockphoto/Thinkstock. For all those brunettes wishing they were naturally blond, a small genetic change could have made all the difference. Scientists have found that replacing one of DNAâs four letters at a key spot in the genome shifts a particular geneâs activity and leads to fairer hair.