Volunteering can make you feel as good in addition to benefiting those you are helping.
With parasitism, only one of the organisms involved is benefiting from the relationship.
Recently a more convenient way of benefiting from bee venom therapy has become available, which does n't require you being stung or injected !
With the right preparation, the fun of summer can end up benefiting the rest of the year as well.
The hybrid seeds are prized because they produce uniform plants benefiting from the effect called heterosis (hybrid vigor ).