Which statement below correctly explains and gives the importance of the Endosymbiotic Theory?

How does human environment effect the biosphere

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

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