Male wearing glasses: Common letter patterns are really important, it helps with your spelling. Things like tight, has I-G-H-T on the end of it, tight. Male in dark suit: It's like it and then how ...

A color vision test shows good correlation with cone and cone-rod dystrophy biomarkers and may offer a cost-effective replacement for ERG.

Pattern formation is the developmental process by which cells acquire different identities, depending on their relative spatial positions within the embryo. Pattern formation ensures that tissues ...