Given the task definition and input, reply with output. Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Question: When acellular slime molds swarm, they fuse together to form a single cell with many what? Answer: nuclei

When acellular slime molds swarm, they fuse together to form a single cell with many nuclei.