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, …

Cells emerged on Earth about four billion years ago. All organisms are grouped into prokaryotes, and eukaryotes. Prokaryotes are single-celled and include archaea and bacteria. Eukaryotes can be …

Jan 16, 2026 · A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living …

Jun 14, 2025 · A cell is the smallest structural and functional unit of an organism, typically microscopic, consisting of cytoplasm and a membrane, and in most cases containing a nucleus and organelles.

All cells evolved from a common ancestor and use the same kinds of carbon-based molecules. Learn how cell function depends on a diverse group of nucleic acids, proteins, lipids, and sugars.

Feb 22, 2021 · Human cells contain the following major parts, listed in alphabetical order: Within cells, the cytoplasm is made up of a jelly-like fluid (called the cytosol) and other structures that surround …

Apr 7, 2024 · Definition of Cell A cell is the basic structural and functional unit of all living organisms, responsible for various life processes and containing essential biological molecules.

2 days ago · All cells can be sorted into one of two groups: eukaryotes and prokaryotes. A eukaryote has a nucleus and membrane-bound organelles, while a prokaryote does not. Plants and animals are …

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A cell is the smallest unit that is typically considered alive and is a fundamental unit of life. All living organisms are composed of cells, from just one (unicellular) to many trillions (multicellular). Cell …