For decades, scientists believed that the atmosphere of early Earth was highly reduced, meaning that oxygen was greatly limited. Such oxygen-poor conditions would have resulted in an atmosphere filled with noxious methane, carbon monoxide, hydrogen sulfide, and ammonia
The base pairs are put into different orders and these orders code for different amino acids.
The prairie would become overpopulated and there would be no more food for the rabbits and they would eventually die.
Answer:
The herds have been declining in recent decades due to a complicated mix of factors including hunting, disease, diminished food availability, and climate change, the report explains.