How did a volcanic eruption in indonesia lead to the murder of an elephant in maine?

How does human environment effect the biosphere

If garbage is left on the street flies in microbes can arise from nothing to feed on it true or false

You are studying a protein that you call protein x. there is an aspartic acid at a key position in protein x which is important in the folding and stabilization of that protein. if this aspartic acid is changed to a different amino acid, which type of amino acid substitutions is most likely to allow the protein to fold normally?