The most common form of color blindness is related to deficiencies in the:

here is all i know personally i shave because of stereotypes. i'd love to be without the burden of shaving.

be confident on yourself. ignore such fools and move on ; )

well when looking at this if you think about it   negativley and positivley   react with each other and when the first layer gets full they add layers it starts with 2 on the first layer and it constantly goes on until the official number is there