7.4.1 Two types of proteins: 7.4.2 Protens synthesized can move or transport between compartments in different ways 7.4.3 Soluble proteins destined for secretion or residence within the lysosomal and other EMS vacuolate lumens 7.4.4. Proteins destined for incorporation into the membranes of ER and other EMS or plasma membranes
The nucleus is the biggest and most important organelle of the cell. The presence of the nucleus is the principal feature that distinguishes eukaryotic from prokaryotic cells Almost eukaryotic cells have the nucleus except mature red blood cells of mammals and sieve cells of high plants etc.. By housing the cell's genome, the nucleus serves both as the repository of genetic information and as the control