Which of the following conclusions can be made from this experiment? А
Only Salmonella can send genes to CJ bactdria.
B
Only E. Coli can send genes to CJ bacteria.
С
Neither Salmonella nor E. Coli can send genes to CJ bacteria.
D
Both Salmonella and E. Coli can send genes to CJ bacteria.

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.