Labels:donut | earth | sky | tree OCR: ENDOPLASMIC RETICULUM NDOPL ASMIC RETICULUM network of folds and tunnels found inside cell It can be thoughtof as the manui ifacturing base cell. There are two types smooth and rough. The smooth type makes fatty substances called lipids, which are used to make up the cell's outer layer, or mem brane The rough type studded on the outside with granules called ribosomes. The ribosomes are where proteins, or building blocks, are made Ribosomes Rough endoplasmic reticul um thought manufacturing
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