Arwin in 1856 proved that all pigeon breeds do originate from the Rock Dove and through a process of regression you can recreate the Rock Dove, the ancestor of all pigeon breeds. Hopefully that helped
Answer:
C. Production of primary food crops
Explanation:
Loss of habitat and overconsumption of water are big drawbacks of commercial agriculture. Synthetic fertilizers tend to be necessary with commercial agriculture, but they are heavy polluters and tend to destroy waterways, so they are a big drawback of commercial agriculture.
They produce heat inside the core, creating a steam like substance (carbon dioxide)
Is this a question or just a prank?
Answer:
a keystone species i hope this helped
Explanation:
have a nice day
