. Bacteria, yeasts and molds in the home. Bacteriology; Yeast fungi; Molds (Fungi). 122 BACTERIA, YEASTS, AND MOLDS the presence or absence of these motor hairs. They are known by the name of flagella. 9 Spherical Bacteria: Cocci. The simplest type of bac- teria consists of those that. • ^ are in the shape of a minute ^ sphere. Their size differs somewhat, but they are always extremely minute, and about all that can be said in I regard to them is that they # are spherical organisms, sometimes possessing flagella and sometimes apparently Fig. 48. a, cocci; b (Pseudomonas), without them. No inte
. Bacteria, yeasts and molds in the home. Bacteriology; Yeast fungi; Molds (Fungi). 122 BACTERIA, YEASTS, AND MOLDS the presence or absence of these motor hairs. They are known by the name of flagella. 9 Spherical Bacteria: Cocci. The simplest type of bac- teria consists of those that. • ^ are in the shape of a minute ^ sphere. Their size differs somewhat, but they are always extremely minute, and about all that can be said in I regard to them is that they # are spherical organisms, sometimes possessing flagella and sometimes apparently Fig. 48. a, cocci; b (Pseudomonas), without them. No internal rods with polar flagella; c, rods structure is known. They with peritrichiate flagella; <^. im-j^y^jpiy sometimes in SUch motile rods. a way as to produce long chains (Fig. 49, a), sometimes so as to produce groups of fours or groups of eight or sixteen (Fig. 49, b, c, d). The general name given to spherical bacteria is coccus, and to this name are sometimes prefixed ^'°'49- Cocci, show- . . mg methods or mul- certam other syllables to mdicate certam tipiication. a, stref- characters. Streptococcus is a name tocouus; b, Mkro- given to cocci forming chains (Fig. 49, a), and Micrococcus to those forming fours or irregular masses as at b. The term Sarcina is the name given to those that form solid masses such as shown in Fig. 49, c and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Conn, H. W. (Herbert William), b. 1859. Boston, New York, Ginn and Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbacteri, bookyear1917