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
Blue Is the Colour B-sides of the singles taken from their albums. from the "Rotterdam" CD5 from the "Don't Marry Her" CD1 from the "Don't Marry Her" CD2 Note: The French version of "Dream a Little Dream of Me" ("Les Yeux Ouverts") was recorded for the movie "French Kiss". It was re-used in the film "The Devil Wears Prada". from the "Blackbird on the Wire" CD1 from the "Blackbird on the Wire" CD2 from the "Liars’ Bar" CD1 from the "Liar's Bar" CD2 Blue Is the Colour Blue Is the Colour is the fifth studio album from English band The Beautiful South, released in