Evolution of human colour vision other two human opsins. Middle Wavelength Sensitive Opsin (Green-sensitive opsin) – Encoded by the OPN1MW gene with a λmax of 530 found in the green region of the electromagnetic spectrum. Short Wavelength Sensitive Opsin (Blue opsin) – Encoded by the OPN1SW gene with a λmax of 430 found in the blue region of the electromagnetic spectrum. Certain parts of opsin genes and the vision of various species, including humans, has been known to change over time with different environmental changes. Recent studies have shown that primitive nocturnal mammalian ancestors had dichromatic vision consisting of UV–sensitive and red–sensitive traits. A change
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