Final answer:
The direct result of the Tuskegee Syphilis Study of 1979 was the revelation of unethical practices and the resulting mistrust in healthcare providers, particularly in the area of sexual health.
Step-by-step explanation:
The direct result of the Tuskegee Syphilis Study of 1979 was the revelation of unethical practices and the resulting mistrust in healthcare providers, particularly in the area of sexual health. The study, which lasted for four decades, involved 399 African American men with syphilis who were deceived and denied proper treatment for the disease. As a result, secondary infections were caused in their sex partners and even their unborn children.