Evolution of human colour vision as 'visual purple' receptor proteins, are encoded by Rh1, OPN2 and RHO genes. They are characterized by extreme sensitivity to light and enable monochromatic human vision in low light or dim conditions. They are broken down into retinal and opsin when exposed to these conditions. Humans have 3 types of photopsin proteins found in the cone cells. Long Wavelength Sensitive Opsin (Red cone opsin) – Encoded by the OPN1LW gene with a λmax of 560 that is found in the yellow-green electromagnetic spectrum despite its name. Its sensitivity to the colour red is still known to be higher than the
What Hurts the Most memorial on the side of the road, to kneel down and say that she saw him, answering his question asked earlier in the video "What do you see?" when they were talking about the future. The music video was directed by Shaun Silva in early 2006. Rascal Flatts' version of the song is set in the key of F minor, with a vocal range of E♭3-C 5. The main chord pattern is Fm-D♭-A♭-E♭. From "Me and My Gang" liner notes. In 2007, German Eurodance trio Cascada recorded a cover of "What Hurts the Most" for their second studio album, "Perfect