18,706 views
32 votes
32 votes
throughout the 3.5 billion year history of life on earth there has been a natural, low rate of species extinction known as

User Ilya Boltnev
by
3.2k points

2 Answers

24 votes
24 votes

Answer:

background extinction rate

Step-by-step explanation:

User Nelia
by
3.2k points
9 votes
9 votes

Answer: Bacteria.

Explanation: Bacteria

User Flowkap
by
2.8k points