What context is necessary to understand the changes in flora and fauna over millions of years?

Step-by-step solution

Evolutionary Biology is the study of history of life forms on earth. What exactly is evolution? To understand the changes in flora and fauna that have occurred over millions of years on earth, we must have an understanding of the context of origin of life, i.e., evolution of earth, of stars and indeed of the universe itself. Understanding the evolution of earth, stars, and the universe is essential for comprehending the changes in flora and fauna over time. What follows is the longest of all the construed and conje