Answer:
Eye color depends upon the amount of melanin pigment in the eye.
Step-by-step explanation:
- Melanin is a brown pigment that is responsible of eye color in the iris.
- The genes are located next to the OCA2 gene.
- When the amount of melanin is in less amount in the iris, it causes change in eye color that may be grey, hazel or blue.
- But when the quantity of melanin is very least,it causes blue color in the iris.
- Blue color is also caused by genetic mutation in an individual.