Mass extinctions of marine species of the need to have been caused by which event?

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.

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

When the solution concentration on the outside of a cell is greater than thesolution concentrate on the inside of the cell, what type of solution is the cellwithin?