| Front | Antigen-Presenting Cell |
| Back | ~Dendrites, macrophages, & B-cells that use MHC II proteins present antigens to immune cells in lymph node
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| Front | Reductional Division |
| Back | Refers to meiosis I where separation of chromosomes leads to haploid daughter cells |
| Front | Interneurons |
| Back | Most abundant! Linked to reflexes |