Which of the following criteria could Not be used to determine how closely related two types of organisms are? A. developmental stages
B. DNA sequence
C. occurrence of both organisms in the same habitat
D. the presence of homologous structures
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Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.