Answer:
carbon dioxide
Explanation:
carbon dioxide is released into atmosphere
Don’t know the answer to the first one but the last one should be histones
I would say as many as 500 kinds of corral and I say that because the Great Barrier Reef is one of the biggest reefs
The point of balance is usually at the animal's shoulder and it is determined by the animal's wide angle vision.
Answer:
The correct answer is option C.
Explanation:
The Chondrichthyes is a class that comprises the cartilaginous fishes such as batoids, ratfish, sharks and others, The Chondrichthyes and the Osteichthyes also known as bony fish were distinguished in early classification but it was not clear at that time when bony skeletons appeared in the vertebrates.
Traces of bone tissues that are found in fossil and living Chondrichthyes are suggested that these cartilaginous fishes derived after the origin of the bony skeleton in vertebrates.
Thus, the correct answer is option C.