Behavior is actually more complicated than innate or learned. Most behaviors are a mix of the two, neither completely innate nor entirely learned. For instance, some innate behaviors -- such as flying in insects -- can be perfected over time and through experience.
the nucleolus is a prominent sub nuclear structure that is not bound by a membrane and resides within the nuclear matrixthough known to exist since the eighteenth century the primary function of the nucleolus was not discovered until the 1960she nucleolus is a prominent sub nuclear structure that is not bound by a membrane and resides within the nuclear matrix
Nucleolus = Mayor's office. The nucleolus controls the executive activity within the nucleus of the cell and contains the chromosomes and the DNA of the cell. This can be compared to the mayor of the city who controls and has the power to veto the rest of the politicians and executives in the City Hall.