Color blindness is added the majority will say that a match has been achieved. Finally, as yet more red is added, the remaining, protanomalous, observers will declare a match at a point where normal observers will see the mixed light as definitely reddish. Protanopia, deuteranopia, protanomaly, and deuteranomaly are commonly inherited forms of red-green color blindness which affect a substantial portion of the human population. Those affected have difficulty with discriminating red and green hues due to the absence or mutation of the red or green retinal photoreceptors. It is sex-linked: genetic red-green color blindness affects males much more often than females,
Colour guard and Regimental Colours. Colour guards in the artillery units are technically the lead gun's crew and leader (except in the Honourable Artillery Company which uses both guns and Colours) and there are no colour guards in the rifle regiments (nowadays The Rifles), the Royal Gurkha Rifles (which use the Queen's Truncheon) and in the Royal Hospital in Chelsea. All of the RN's Queen's Colours are identical. Within the RN a colour guard unit consists of: In the Chinese People's Liberation Army, colour guards composed of In the parades of the 1950s, this configuration was present in every unit of the