'The more melanin & the closer it is to the surface, the darker the color of this 4-letter eye part'
the iris
BUT WHAT AM EYE?: The more melanin & the closer it is to the surface, the darker the color of this 4-letter eye part
The more melanin & the closer it is to the surface, the darker the color of this 4-letter eye part
The more melanin & the closer it is to the surface, the darker the color of this 4-letter eye part
BUT WHAT AM EYE?
the iris
BUT WHAT AM EYE?