Question

which of the following ideas was most commonly held in the eighteenth century? multiple choice the fixity of species evolution by natural selection over time genetic change through mutation changes in a species through adaptation to the environment

Explanation:

In the 18th - century, the concept of the fixity of species was widely held. The idea that species were unchanging and had been created in their present - day form was dominant. The theory of evolution by natural selection was proposed by Darwin in the 19th century. Genetic change through mutation was also a later discovery. Changes in a species through adaptation to the environment was not a well - established idea in the 18th century.

Answer:

the fixity of species