Evolution of human colour vision lights, which appear to be clear. Other colour perception issues include having trouble distinguishing yellows from reds and violet, lavender and purple from blue. In other cases, objects that reflect both red and blue light may appear to just be blue to these individuals. Deuteranopes, who are missing medium wavelength sensitive cones, are similar to protanopes in that they cannot distinguish between colours in the green-yellow-red part of the electromagnetic spectrum. However, deuteranopes do not suffer from dimming issues. For example, purple colors are not seen as being opposite to other colours in the spectrum but instead appear to be
Blue Is the Warmest Colour as shown here in Adèle's touching reverence for teaching, is another notable characteristic", was noted by a "Film Comment" critic. Kechiche explores how food can evoke varying levels of symbolism, for instance through the sexually suggestive food metaphors of Adèle's liking of the fat on ham and her learning to eat oysters from Emma. Additionally, he looks at how food can be seen as an indicator of social class. Director and screenwriter Abdellatif Kechiche developed the premise for "Blue Is the Warmest Colour" while directing his second feature film, "Games of Love and Chance" (2003). He met teachers "who felt