Eye color in a fly is inherited via a single gene with seven different alleles. How many different types of gametes would be possible in this system in an individual fly?
1. 2
2. 7
3. 28
4. 56

The ability of one genotype to produce more than one phenotype when exposed to different environments is called as:
1. Developmental noise
2. Norm of the reaction
3. Phenotypic plasticity
4. Variable expressivity