Answer:objects that contain dust and gas
Hope this helps
Answer:
Prokaryotic cell has undeveloped nucleus but eukaryotic cell has well developed nucleus.
No because they still have a lot to them a nucleus membrane bound organelles etc and they are just as important
If a invasive species were to intervene in the food web then it would break the web because it if were to kill the species it attacked then the web would be broken and a native species might also do the same.