Both pleiotropy and polygenic inheritance are key examples of Non-Mendelian inheritance. Which of the following answer choices is true?
Choose 1
Pleiotropy is when one gene affects multiple characteristics (e. g. Marfan syndrome).
Pleiotropy and polygenic inheritance involve multiple genes that result in a phenotypic spectrum.
Pleiotropy is when one trait is controlled by multiple genes (e. g. height).
D
Polygenic inheritance is when one trait is controlled by one gene le. g. skin pigmentation).