Answer:
1. Life, exist 2. pre-existing cells.
Explanation:
Answer:
The populations become adapted to different environments and eventually become so different that they cannot interbreed to produce fertile offspring.
Speciation is the evolution of one species into two different kinds, and when they become isolated, that is the final step, since they cannot interbreed any longer.
<span>3’ tcgccctactcgcgtacaccgcgtattgac 5’ </span>turns into:
5' agcgggaugagcgcauguggcgauaacug 3'
adenine becomes uracil hope this helped :)
One of the main reasons why there is a need to create additional three kingdoms was due to the invention of the microscope. The scientific device paved way for a more intensive study of the tiny organisms most considered as single-celled which cannot be seen by the naked eye.