Answer: it shortened the name and easier to remember
Explanation:
The study of human interaction with the natural world over time is environmental history, emphasizing the active role that nature plays in influencing human affairs and vice versa. ... The first, nature itself and its change over time, includes human physical impact on the land, water, atmosphere, and biosphere of the Earth.
Adenine to thymine and cytosine to guanine are the base pairings during DNA replication.