The Cytoplasm
nucleus
nucleus
The nucleus. It contains the cell's DNA which directs activity.
It is the nucleus.It controls all the activities of the cell.
the cell
The nucleus is what controls the cell.
The nucleus
The nucleus directs all organelle activity inside of a cell. It is also known as the "brain" of the cell. The nucleus contains a nucleolus which is involved with digestion and energy for which the cell can use.
nucleus
Nucleous
the cell
The nucleus controls most of the chemical reactions that go on inside the cell (i.e. what it grows into, what chemicals it releases, what happens in the cytoplasm and how fast etc). The cell membrane controls what goes in and out of the cells.