Match the following vocabulary words. 1. First filial generation; the first generation from a given cross gamete 2. Second filial generation genotype 3. A reproductive cell produced by the male or female parent F1 generation 4. A portion of DNA which codes a specific hereditary trait gene 5. The genes present in an organism heterozygous 6. Refers to a pair of genes for a specific trait in an organism which are different F2 generation