cDa29 is a cone that is a deuteranomaly, which is a kind of altered sensitivity to green light. So, presumably she has better discrimination of yellows/greens/r

cDa29 is a cone that is a deuteranomaly, which is a kind of altered sensitivity to green light. So, presumably she has better discrimination of yellows/greens/reds, and not blues. See this 2010 paper for details on this person: http://vision.psychol.cam.ac.uk/jdmollon/papers/JordanDeebBostenMollonOnTetrachromacy.pdf http://vision.psychol.cam.ac.uk/jdmollon/papers/JordanDeebBo...