सामान्यतः, रंगांधता ही _______ असते. A. आनुवंशिक प्रवृत्ती B. अनानुवंशिक स्थिती C. जीवनशैलीचा आजार D. प्रकाशाच्या प्रभावाने उद्भवतो

Colour blindness is usually inherited: the common red–green type is caused by a recessive gene on the X chromosome, which is why it is far more common in men. It can occasionally be acquired through eye disease or injury.