What do you think lies beyond the edge of space? Do you think we can ever know whether or not the Universe is infinite?

The response is the basis for vaccination. primary secondary tertiary none of the above

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.