Sentence Examples with the word plant cell

Hugo von MohI (1846) was the first to recognize that the essential vital constituent of the plant cell is the slimy massprotoplasminside it, and not the cell wall as was formerly supposed.

The nucleus was definitely recognized in the plant cell by Robert Brown in 1831, but its presence had been previously indicated by various observers and it had been seen by Fontana in some animal cells as early as 1781.