I think the answer is B because it happens slowly and through natural selection
Prokaryotic cells lack a defined nucleus, but have a region in the cell, termed the nucleoid, in which a single chromosomal, circular, double-stranded DNA molecule is located.
I would go with c because its tells you right in there that the ecosystem help who lives around that area.
When a half of a persons body is paralyzed it is known they have had a stroke
Answer:
The environment that it lives in has not changed much, therefor there is no need for evolution to take place.
Explanation: