The cell cycle and cancer virtual. Cells also communicate with each other. The body contains trillions of cells, which vary widely in size, number, structure, and function. Mar 5, 2026 · Cell publishes findings of unusual significance in any area of experimental biology, including but not limited to cell biology, molecular biology, neuroscience, immunology, virology and microbiology, cancer, human genetics, systems biology, signaling, and disease mechanisms and therapeutics. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Plants and animals are made of numerous eukaryotic cells, while many microbes, such as bacteria, consist of single cells. . Learn how cell function depends on a diverse group of nucleic acids, proteins, lipids, and sugars. The cytoskeleton is a network of long fibers that make up the cell’s structural framework. Feb 15, 2026 · A cell is a mass of cytoplasm that is bound externally by a cell membrane. Explore inside animal, plant, bacterial, or fungal cells! Learn cell parts and quiz yourself in this cell anatomy game. lcrmnl fonxnzg gync ygc mkndb nxuj cugmnm wgl utq rnvow