A single dominant gene that produces abnormal connective tissue causes Marfan syndrome. Individuals with the condition exhibit symptoms such as nearsightedness, long thin appendages, and a weak aorta. Marfan syndrome is an example of

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Marfan syndrome is an example of pleiotropy, where a single gene affects multiple traits or systems in the body, such as the cardiovascular system, eyes, and skeletal structure.

A Single Dominant Gene That Produces Abnormal Connective Tissue Causes