In adidtion to color what might be some other differences between snow and glacial ice

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

Where can you find prokaryotic and eukaryotic cells?

Variety of living organisms; includes genetic, species, and ecological types.