Explain how the same features of viral replication that introduce genetic variation into a host organism can be used by science and medicine for gene therapy.

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste. the percentage of food that the united states wastes each year is %.

Along what geographical feature are most of the oil producing regions located

Witch theory suggests all living things are made up of cell or cells