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.
âThere are an awful lot of people who feel like their life is ruined because they donât see color,â said Jay Neitz, 61, the professor of ophthalmology who confirmed in 1989 that dogs are colorblind, too. People may not qualify as commercial pilots, for instance, if theyâre colorblind.