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.
In addition, African American women are more likely than African American men to have diabetes. 2 About one-third of total diabetes cases are undiagnosed among African Americans. This proportion is similar for other racial/ethnic groups in the United States.frican American adults are about 1.7 times as likely to get diabetes as white adults, whose rate of diabetes was 7.8% of the population in 1998. 1. As the following graph shows, middle-aged and older adults are most commonly affected by diabetes.