Question

Even though biology is a broad field of study, _______ serves as a central theme that unifies all of biology.

Answer 1

Evolution.

Step-by-step explanation:

Evolutionary theorist Theodosius Dobzhansky wrote that without the light of evolution, biology "becomes a pile of sundry facts--some of them interesting or curious but making no meaningful picture as a whole."

Answer 2

Life

Step-by-step explanation:

Life serves as a central idea that unifies all of biology