What factors contributed to the northeasts high concentration of factories?

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

What's the waste product of electrons and pyruvate combining in fermentation?  

When a plant is genetically identical to its parent plant what is this called