Euglena

1 Introduction.- Characteristics of Euglena.- 2 Experimental Methods.- Electron Microscopy.- Spectroscopy.- Microspectrophotometry.- 3 Growth, Metabolism, and Structure.- Structure.- 4 Pigments.- Chlorophylls.- Carotenoids.- Pigment Analysis of Euglena.- Microspectrophotometry.- Cytochromes.- 5 Chloroplast Structure.- Geometry.- Molecular Weight of the Chlorophyll Macromolecule.- 6 Environment.- Light? Darkness.- Light and the Effectiveness of the Spectrum for Pigment Synthesis.- Physical Factors other than Light.- Chemical Environments.- Drug and Radiation Effects.- Environmental Effects on.