A Course of Practical Instruction in Elementary Biology |
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Page 2
... oval , transparent body , varying in diameter from th to 1 2500 1 on the average about th ) . 1 th of an inch 7000 3000 The Torula are either single , or associated in heaps or strings . Each consists of a thin - walled sac , or bag ...
... oval , transparent body , varying in diameter from th to 1 2500 1 on the average about th ) . 1 th of an inch 7000 3000 The Torula are either single , or associated in heaps or strings . Each consists of a thin - walled sac , or bag ...
Page 18
... oval body , which is termed the nucleus . This structure sometimes has a distinctly vesicular character , and contains a rounded granule called the nucleolus . The gelatinous body of the Amaba is not bounded by anything that can be ...
... oval body , which is termed the nucleus . This structure sometimes has a distinctly vesicular character , and contains a rounded granule called the nucleolus . The gelatinous body of the Amaba is not bounded by anything that can be ...
Page 33
... oval bodies , the spores , held together by a transparent intermediate substance . When the spo- rangium is ripe , the slightest pressure causes its thin and brittle coat to give way , and the spores are separated by the expansion of ...
... oval bodies , the spores , held together by a transparent intermediate substance . When the spo- rangium is ripe , the slightest pressure causes its thin and brittle coat to give way , and the spores are separated by the expansion of ...
Page 34
... oval masses , which are close together , but not in actual contact . Each of these masses next becomes completely separate from the rest , surrounds itself with a cellular coat , and becomes a spore ; while the pro- toplasm not thus ...
... oval masses , which are close together , but not in actual contact . Each of these masses next becomes completely separate from the rest , surrounds itself with a cellular coat , and becomes a spore ; while the pro- toplasm not thus ...
Page 40
... oval masses ( ascospores ) in others . The projection into the sporangial cavity of the convex septum ( columella ) which separates the hypha from the sporange . The collar projecting around the base of the columella of burst sporangia ...
... oval masses ( ascospores ) in others . The projection into the sporangial cavity of the convex septum ( columella ) which separates the hypha from the sporange . The collar projecting around the base of the columella of burst sporangia ...
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Common terms and phrases
abdominal acid adductor animal antheridia antherozooids aortic arch aperture appendages artery attached axis become blood body bone branches Cambridge canal carbonic anhydride cartilage cavity cells chamber chlorophyll cilia cloaca cloth College colour containing Crown 8vo dissect divided division dorsal ectoderm edge Edition ELEMENTARY elongated epidermis examine exoskeleton external Extra fcap fcap fibres filaments fluid free end Frog front ganglia ganglion gills give rise granular high power Hydra hypha hyphæ inch obj inner integument internodes intestine iodine layer limbs lobes Lobster maxilla median membrane middle line mouth muscles nerve Note nucleus organs outer oval pair passes pericardium peristome plant posterior end prothallus Protococcus protoplasm rectus internus rounded Schools seen side solution somites specimens spinal sporangia sporangium spores stalk stem stomach structure surface terminal thick thin tissue Torula transparent transverse section trunk tube urostyle vein ventral ventricle vertebral vertebral column Vorticella walls yeast
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