Blue text shows extra clarification or guidance.Guiding questionsSL and HLB2.2.1 - Organelles are discrete subunits of cells that are adapted to perform specific functions.The cell wall, the cytoskeleton and the cytoplasm are not considered organelles.Organelles include nuclei, vesicles, ribosomes and the plasma membrane.NOS: Progress in science often follows the development of new investigative techniques.Cell fractionation...