Ian+and+Ally  

True-Breeding- only shows one trait after several generations. Monohybrid Cross- A cross that only involves one trait. Homozygous- Two alleles that are the same in a particular gene. Heterozygous- Alleles that are different. Genotype- Alleles that an individual has. Phonotype- Physical appearance of a trait. Law of Segregation- Two alleles for a trait separate Law of Independent Assortment- Chromosomes line up independently. Dihybrid Cross- A cross that involves two traits. Test Cross- A dominant trait that is crossed with a homozygous recessive