Here's why:

* Programmatic Cells: These are cells that are not considered "living" in the traditional sense. They are often computer programs or data structures that simulate some aspects of biological cells.

* Nucleus: The nucleus is a membrane-bound organelle found in eukaryotic cells. It houses the cell's genetic material (DNA).

Since programmatic cells are not biological organisms, they do not possess the same complex structures as living cells. They may have components that mimic certain functions, but they won't have an actual nucleus.