Definition of dissatisfaction noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
SUMMARY. 1  Endoplasmic reticulum is an organelle found in both eukaryotic animal and plant cells. 2  The rough ER, studded with millions of membrane bound ribosomes, is involved with the production, folding, quality control and despatch of some proteins.
Endoplasmic reticulum is an organelle found in both eukaryotic animal and plant cells. 1  It often appears as two interconnected sub-compartments, namely rough ER and smooth ER. Both types consist of membrane enclosed, interconnected flattened tubes.