Answer:
C. It offers an explanation of specific relationships under given conditions.
Explanation:
We base scientific laws on our observations of phenomena that happen in nature. We explain these phenomena with valid arguments without arguments that can refute these arguments. When there is a law established in science it describes an unalterable and constant relationship between variables.
2 alleles which are both equally expressed is known as co-dominance, this occurs in the blood when someone has AB blood for example, the A and B alleles have co-dominance.