Answer:
it is increasing it because it is pushing animals out of their ecosystem and destroying their food sources and homes.
Explanation:
Because it has different important things inside to make the cell do it’s job
The pair of characteristics that one must use to classify a fish is the presence of jaw and skeleton type. Agnatha fishes are also called jawless fishes and they lack bony skeletons. Cartilaginous fishes are composed of cartilage skeletons. Bony fishes have bony skeleton structures.
Yes I think you are right. It does not contain setae for food to travel to the anus. But it's something else that develops the food into poop and travels through anus
Hope this helps :)