Mammalian red blood cells are classified as cells despite lacking nuclei

the verdict

SUPPORTED

the evidence backs this

Recorded sources

4 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

AS REPORTEDno primary record reached; this is what the reporting says

Is it true that mammalian red blood cells are classified as cells despite lacking nuclei?

Yes. Biological literature consistently classifies mature mammalian red blood cells as cells despite the fact that they extrude their nuclei during development.

Verdict: SUPPORTED · 4 sources for, 0 against · Last checked 5 Aug 2026

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Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.

Evidence for · 4

Wikipedia: Red blood cell

Reference article covering this claim directly

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Wikipedia: Red blood cell. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Red_blood_cell

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More for · 3

Book: Clinical Anatomy and Physiology for Veterinary Technicians

2015

Notes that mature mammalian red blood cells lack a nucleus while remaining recognized as blood cells.

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Colville, T. P. & Bassert, J. M. (2015). Book: Clinical Anatomy and Physiology for Veterinary Technicians. Elsevier Health Sciences. https://play.google.com/store/books/details?id=9DMwBwAAQBAJ&source=gbs_api

Penguin Books: The Penguin dictionary of biology

2004

Defines red blood cells as erythrocytes and corpuscles, but does not explicitly discuss the lack of mammalian nuclei.

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1946-, T. M. (. (2004). Penguin Books: The Penguin dictionary of biology. Penguin Books. https://archive.org/details/penguindictionar0011thai

Penguin Books: The Penguin dictionary of biology

2000

Identical dictionary entry defining red blood cells.

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1946-, T. M. (. & 1943-, H. M. (. (2000). Penguin Books: The Penguin dictionary of biology. Penguin Books. https://archive.org/details/penguindictionar00thai

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first checked05 Aug 2026

judged → SUPPORTED · 7505 Aug 2026

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