It is microscopic but has a huge presence in this world-it is a cell! Cells are the basic units that form all living things. All existing organisms are either cells themselves or made up of cells. Explore the cell's composition, quantity, size, and characteristics. Learn all about cellular functions, chromosomes, how DNA chains are formed, the composition of viruses, the composition of cells, the nucleus, the cytoplasm, the membrane, the differences between animal and plant cells, cellular reproduction, mitosis, and meiosis.

Originally released by Cerebellum Corporation, 2013. Streaming video file encoded with permission for digital streaming by Infobase on July 10, 2018.

What are Cells Like?: Introduction (2:03); --Cellular Function (5:49); -- Cellular Reproduction (2:04); -- What are Cells Like?: Summary (2:15); -- Credits: What Are Cells Like? (0:48); .