1. The problem asks which scientist responsible for cell theory would most likely write a book titled "Cells Come from Cells." 2. The cell theory has three main contributors: Hooke, Schleiden, Schwann, and Virchow. 3. Robert Hooke discovered cells but did not formulate the theory about cell origin. 4. Matthias Schleiden and Theodor Schwann proposed that all plants and animals are made of cells. 5. Rudolf Virchow is famous for the phrase "Omnis cellula e cellula," meaning all cells come from pre-existing cells. 6. Therefore, Virchow would be the most likely to write a book titled "Cells Come from Cells." Final answer: Virchow