Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Biology Human Physiology Digestive System
Retinol, supplied to the retina in blood is converted to retinal, which then combines with a protein called opsin to produce a purple pigment known as:
1
Retinol
2
Rhodopsin
3
Carotenoid
4
More than one of the above
5
None of the above