Diagram of generic plant and animal cells, showing major organelles including nucleus, nucleolus, rough endoplasmic reticulum, smooth endoplasmic reticulum, cell membranes, golgi apparatus, ...

Fortunately most provide alternate options if the default layout doesn't meet your needs (e.g. on Feather boards). Pin 0 alternate is 12 Pin 1 alternate is 10 Pin 2 alternates are MOSI or SDA Pin 3 ...