Ronald Fisher developed a critical idea for the modern synthesis of Darwin and Mendel. What is the basis of this synthesis?
A)Mendel was correct in that most traits are discrete.
B)Multiple genes can explain the continuous nature of most observed traits.
C)Darwin was incorrect on how natural selection influences discrete traits like Mendel observed.
D)Mendel and Darwin both missed the importance of population growth as described by Malthus.

Question

Quizplus · Accepted Answer

Ronald Fisher's idea was that multiple genes, with small additive effects, could explain the continuous variation observed in most traits. This allowed for a synthesis between Mendel's principles of discrete inheritance and Darwin's theory of natural selection acting on continuous variation within populations.

Ronald Fisher Developed a Critical Idea for the Modern Synthesis