What does Ecosystem mean ? ​

Which flexible structure that supports the nerve cord and led to the backbone

What are the responsibilities of the region of the brain highlighted below? =+= will rate brainiest =+=

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d