. Biology . Fig. 21.—Flagellated protozoa, Chilomonas, Peranema, and Euglena. A,Chilomonas Paramecium; B, Perane^na trichophora at beginning of division, i,Flagella; 2, basal bodies of flagella; 3, basal body with young flagellum growingfrom it; 4, parabasal body; 5, nuclei. Drawings and photograph from prepara-tions. throughout, entering the body at about the center of thetruncated plane and continuing into the protoplasm as far asthe nucleus. The latter has a different structure from thenucleus of Amoeba proteus, and consists of a relatively largegranule (division center) surrounded by minut
. Biology . Fig. 21.—Flagellated protozoa, Chilomonas, Peranema, and Euglena. A,Chilomonas Paramecium; B, Perane^na trichophora at beginning of division, i,Flagella; 2, basal bodies of flagella; 3, basal body with young flagellum growingfrom it; 4, parabasal body; 5, nuclei. Drawings and photograph from prepara-tions. throughout, entering the body at about the center of thetruncated plane and continuing into the protoplasm as far asthe nucleus. The latter has a different structure from thenucleus of Amoeba proteus, and consists of a relatively largegranule (division center) surrounded by minute granules ofchromatin, and with a delicate nuclear membrane. Betweenthe nucleus and the truncated end of the cell is a somewhatcone-shaped mass of denser protoplasm which is probably themain seat of food assimilation. The remaining protoplasm hasa distinct alveolar structure, the alveoH about the periphery ST. ALBERTS COLLEGE UBRAKtFLAGELLATED PROTOZOA 55 being much more regular and compact than those wit
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Keywords: ., bookcentury1900, bookdecade1910, bookpublishe, booksubjectbiology
