It would be Salmonella and Hepatitis.
Although a cell may resemble that, the toys would not resemble the organelles within a cell.
Bathtub toys don’t function on their own, nor do they exactly have a nucleus (unless the nucleus is the little brother). This would be a flaw in the analogy.
That, as well as the fact that bathtubs do not have a selectively permeable cell wall or layer, it has walls that either overflow or don’t.
Hope this helps!
Comeparison level for alternatives falls under the social exchange theory of attraction.
The hook punch and the uppercut punch are similar punches