1. Try your own TriHybrid Cross Print off the following 4 slides… use the 4 slides to complete the extra credit

2. Try your own TriHybrid Cross Father… heterozygous for tongue rolling heterozygous for freckles heterozygous for dimples Mother… heterozygous for tongue rolling heterozygous for freckles heterozygous for dimples

4. Genotype T T F F D D T T F F D d T T F F d d T T F f D D T T F f D d T T F f d d T T f f D D T T f f D d T T f f d d T t F F D D T t F F D d T t F F d d T t F f D D T t F f D d T t F f d d T t f f D D T t f f D d T t f f d d tt F F D D tt F F D d tt F F d d tt F f D D tt F f D d tt F f d d tt f f D D tt f f D d tt f f d d

5. Phenotype Tongue Roll – Freckles – Dimples 48/64 Tongue Roll – Freckles – NO Dimples 16/64 Tongue Roll – NO Freckles – Dimples 0/64 Tongue Roll – NO Freckles – NO Dimples 0/64 NO Tongue Roll – Freckles – Dimples 0/64 NO Tongue Roll – Freckles – NO Dimples 0/64 NO Tongue Roll – NO Freckles – NO Dimples 0/64 NO Tongue Roll – NO Freckles – Dimples 0/64