Ok I got 22 and 23 for now.
22. The difference between rods and cones is, cones are stimulated during the daytime and allow you to see colorful objects, and rods are stimulated in darker atmospheres, and are used for more of your periferal vision.
23. It’s a genetic disorder, when your sensitive to light your photoreceptors will eventually disconnect slowly from, bipolar and ganglion Nuerons in your eye, which are attached to your retina