Differentiate between the three major climate zones.

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

Which of the follow describes a disadvantage secondary sources have compared to primary sources?

Where does the information about where each transcription factor binds originate?