Early in the twentieth century, some scientists embraced the notion of orthogenesis, the idea that evolution ____.
A) is progressive but not goal-oriented
B) produces new species with the goal of improvement
C) a natural progression set in motion by the Creator
D) occurs in spurts, induced by mutations, rather than gradually
E) happens due to the inheritance of acquired characteristics

Question

Quizplus · Accepted Answer

Orthogenesis is the hypothesis that evolution proceeds in a linear, goal-directed manner, with the idea that species evolve with the goal of improvement.

Early in the Twentieth Century, Some Scientists Embraced the Notion