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Identify the incorrect statement about Cell Theory.

publish date: 2026/06/14 19:31:46.749361 UTC

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All of the following statements about Cell Theory are correct except one.

Which statement is incorrect?

All organisms are made up of one or more cells

Cells are the smallest entities that can be called living

Cells arise only from the division of other cells

All cells have cell walls

Cells are the fundamental units of life

Correct Answer

All cells have cell walls

Explanation

"All cells have cell walls" is incorrect. Animal cells do not have cell walls — only plant cells, fungi, and prokaryotes typically have them. Cell walls are not a universal feature of all cells.

Reference

Biology: A Self-Teaching Guide

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Cell Theory and History