A scientist read about an experiment done by someone else she does the same experiment in her lab to make sure it works what is this example of

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

1. the is the thinnest part of the earth. 2. the is the thickest part of the earth. 3. what metals are mentioned in the text?

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.