How do geologists classify structures

What are some aquatic organisms that live in cold water temperatures?

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community