Level of life
Cell
The smallest unit that can live on its own. Every living thing is made of one or more cells.
Cell wall
A rigid outer layer that supports and protects plant cells.Source: OpenStax, 2018Source: Alberts et al., 2002
Structure
How Cell wall connects
Cell wall is part of
Studied in
Your progress
Sources & further reading
The explanations on this page are our own summaries of these sources. Follow a link to read the original; if anything here disagrees with it, the original wins. How we choose and check sources.
Biology 2e (opens the original in a new tab)
OpenStax (2018). OpenStax, Rice University.
Free introductory college textbook.
TextbookEducationalLicence: CC BY-NC-SA 4.0 (linked, not reused)
Molecular Biology of the Cell (4th edition) (opens the original in a new tab)
Alberts B, Johnson A, Lewis J, et al. (2002). Garland Science.
Free to read on NCBI Bookshelf. Standard reference for cell structure and molecular biology.
TextbookEducational