👉 The term "endonuclear" is a medical term that refers to a type of cell that has undergone a process called mitosis, which results in the synthesis and proliferation of two genetically identical daughter cells. This process involves the duplication or division of genetic material from a single cell into two genetically distinct cells. Endonuclei are structures found within the nucleus that play a crucial role in maintaining the integrity of the cell and its function. They help to regulate gene expression, prevent DNA damage, and