Genetics

• • Trait – physical characteristic resulting from expression of a gene/genes.
• • Phenotype – the outward appearance of a particular trait/traits
• • Genotype – the genetic makeup of an organism with reference to a trait/traits
• • F1 – first filial generation from a cross between distinct parentals for a given trait
  • • F2 – second filial generation from a cross between two F1 (self cross
• • Allelic pair – two different forms of a particular gene