Answer:
The frequency would be stable.
Explanation:
Based on the most common symptoms of cystic fibrosis, the disease only appears on adults and elderly. This feature means that the frequency of the disease would not drop or raise because they would still reproduce and pass the allele from generation to the next, maintaining the frequency stable.
Coal, as we cannot easily produce more of it.
the answer is sympatry
https://en.wikipedia.org/wiki/Sympatry
you can find the whole meaning of it in wikipedia :D
- - The cellular level of organization are the colonial protozoans.
The answer is ATP.
Hope this helps :)