Here's why:

* Golgi apparatuses are complex membrane-bound organelles found in eukaryotic cells (cells with a nucleus).

* Bacteria are prokaryotic cells, meaning they lack a nucleus and other membrane-bound organelles. They have a simpler internal structure.

* Golgi apparatuses are responsible for modifying, sorting, and packaging proteins and lipids for secretion or delivery to other organelles within the cell.

* Bacteria have alternative mechanisms for these processes, such as using their plasma membrane for protein secretion.

So, while bacteria have mechanisms to perform similar functions, they lack the specific organelle known as the Golgi apparatus.