Cytoplasm o Composed largely of water, together with proteins, nucleic acid, lipids and small amount of sugars and salts o Ribosomes: numerous. 15-20nm in diameter with 70S distributed throughout the cytoplasm: sensitive to streptomycin and erythromycin site of protein synthesis Ribosome structure Complete E. bosome (70S) Plasmids: extrachromosomal genetic elements Small subunit 3 OS) Largesubunit(505) e Inclusions. sources of stored energy, e,g volutin 21 proteins... :::·3pom iK [2904 nucleotides [120 nucleotides)Cytoplasm ⚫ Composed largely of water, together with proteins, nucleic acid, lipids and small amount of sugars and salts ⚫ Ribosomes: numerous, 15-20nm in diameter with 70S; distributed throughout the cytoplasm; sensitive to streptomycin and erythromycin site of protein synthesis ⚫ Plasmids: extrachromosomal genetic elements ⚫ Inclusions: sources of stored energy, e,g volutin