Compared to nuclear fission, nuclear fusion:

does not produce as much waste
produces more energy
is more difficult to control
all of the above

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.

As a small change in a person's dna can cause a genetic disorder

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins