cells

Example Sentences

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The researchers say the study highlights how modern blood and immune cells may represent an extension of biological systems first established by single-celled ancestors hundreds of millions of years ago.

From Science Daily • May 27, 2026

What has remained unclear is how these cells first appeared and evolved over time.

From Science Daily • May 27, 2026

The team created a new analytical approach that compared gene expression patterns across many types of cells and animal species.

From Science Daily • May 27, 2026

By reconstructing this evolutionary history, the scientists were able to map a 700-million-year family tree of blood cells.

From Science Daily • May 27, 2026

Weismann had proposed a radical alternative: perhaps hereditary information was contained exclusively in sperm and egg cells, with no direct mechanism for an acquired characteristic to be transmitted into sperm or eggs.

From "The Gene" by Siddhartha Mukherjee