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Cell Biology

The cell as the fundamental unit of life — its architecture, energetics, signaling, and the methods used to study it.

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What is a cell? The unit of life, defined operationally

A cell is the smallest unit that can sustain itself, copy itself, and respond to its environment. Each of those requirements rules out what "cell" doesn't mean — and explains why borderline cases are interesting.

By Dr. Mira Brandt · 4 min read

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