The skin's dermis is made of layers of cells, connective tissue and several structures that aid in maintaining its function. These structures include blood vessels, hair follicles, lymph vessels and glands.
XnY one color blind boy. 1  Probability of having a color blind daughter is (1/2 x 1/2) or 1/4 or 25% (0.25) This is because both sex and colorblindness are involved in the solution.  The probability that their first son is color blind is 50% (0.50). In this question only males are part of the solution.
Awesome Animation Shows You What Colorblind People See. Color blindness test. Colour blindness, or colour vision deficiency, affects approximately 1 in 12 males, and 1 in 100 females. There are various causes for the condition. For the majority of sufferers, the condition is genetic.