Because migration and and other seasonal movements can affect the possibility of finding a mate, stresses, that could affect offspring survival(can vary with season), and also availability of thing that are available for the offspring.
Well they share the function of giving nutrition to the buds and the leaves on the plant , but they preform this function in different way from each other
Business Impact Analysis
Business Impact Analysis (BIA) refers
to the method of determining the potential risks that a business will encounter
when disaster strikes. It is the first step in the contingency planning process.
Large businesses with strong disaster recovery planning programs put BIA into
their programs, making it one of the important stages. Unless BIA has been
conducted, the disaster recovery programs will not be fully developed since the
output of BIA will ascertain the strategies and policies that will be in the
disaster recovery program of the company.
If 2 different people use the same dichotomous key on the same organism it’s only natural for them to have the same results. It wouldn’t make sense if they had different results unless one of them made an error.