Which of the four postulates of Darwinʹs theory of evolution was not well established when On the Origin of Species was first published but is overwhelmingly supported today?
A) Individuals with advantageous traits survive longest and have the most offspring.
B) Some individuals in a population survive and reproduce better than do other individuals.
C) Individuals in a population differ physically from one another in many ways.
D) Some differences among individuals in a population are due to genetics and are heritable.

Question

Quizplus · Accepted Answer

At the time Darwin published "On the Origin of Species," the mechanisms of heredity and genetics were not well understood. The concept that some differences among individuals are due to genetics and are heritable has since been overwhelmingly supported by the development of genetic science, particularly after the rediscovery of Mendel's work in the early 20th century.

Which of the Four Postulates of Darwinʹs Theory of Evolution