The following are some major events in the early history of life.
P. First heterotrophic prokaryotes
Q. First genes
R. First eukaryotes
S. First autotrophic prokaryotes
T. First animals
Which option below places these events in the correct order?
Answers
Answered by
1
Answer:
The first organisms. Bacteria have been the very first organisms to live on Earth. ... At first, there were only anaerobic heterotrophic bacteria (the primordial atmosphere was virtually oxygen-free). The first autotrophic bacteria, very similar to the current cyanobacteria, appeared approximately 2 billion years ago.
Answered by
0
Answer:
Q,P,S,R,T .This sequence is right .
Explanation:
at first gene appears which become prokaryots and later eukaryotic animal appears
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