D- Alleles
Different versions of genes
D- genotype
Tells us which alleles are present
D- homozygous
Two copies of the same allele
D- phenotype
Tells us characteristics cause by alleles
D- Heterozygous
Two different alleles
D - dominant alleles
Will shown in the phenotype even if only 1 is present
D- recessive
Will only shown in phenotype is 2 copies are present