Most distinct cell types arise from a single totipotent cell, called a zygote, that differentiates into hundreds of different cell types during the course of development.

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Dec 1, 2025 · 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 …

Jun 14, 2025 · Cells consist of a variety of internal and external structures that perform specialized functions necessary for survival and reproduction. These components vary …

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. …

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 …

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.

Jul 23, 2025 · Cell is the smallest, fundamental unit of life and is responsible for all life's functions. It is the basic biological, structural, and functional components of all living things.

We publish research across all areas of science, inspiring new directions from fundamental discoveries to technological breakthroughs. We’re committed to supporting authors and …

The list of human cell types provides an enumeration and description of the various specialized cells found within the human body, highlighting their distinct functions, characteristics, and …