Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Cell walls in a Quercus (oak) stem, LM. Fernán Federici. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Cell walls in a Quercus (oak) stem, LM. Fernán Federici. Source: Wellcome Collection.