812 Appendix 



Scler- (Gr., hard), sclerotic, hard. 



Sect- (L., to cut), dissect, to cut. 



Semi- (L., half), semicircle, half of a circle. 



Sept- (L., wall), septum, a partition. 



Set- (L., bristle), seta, a bristlelike structure. 



Sinu- (L., hollow), sinus, a hollow cavity. 



Soma- (Gr., body), somatoplasm, protoplasm of the body. 



Spor- (Gr., seed), spore, a structure for reproductive purposes. 



Stoma- (Gr., opening), stoma, an opening, such as is found in leaves. 



Sub- (Gr., under), submaxillary, under the maxilla. 



Super- (L., over or above), superior, higher, upper, above. 



Supra- (L., above), suprarenal, above the kidney. 



Sym- (Gr., together), symbiosis, living together. 



Syn- (Gr., together), synapsis, fusing together. 



Teleo- (Gr., complete, or end), telophase, the end stage of mitosis. 



Terato- (Gr., wonder), teratology, a study of wonders. 



Tetra- (Gr., four), tetrapoda, four feet. 



Thee- (Gr., case), spermatheca, sperm case. 



Thermo- (Gr., heat), thermotropism, reaction to heat. 



Thigmo- (Gr., contact), thigmotropism, reaction to contact. 



Tom- (Gr., to cut), microtome, an instrument to cut small sections. 



Toxic- (Gr., poison), toxin, a bacterial poison. 



Trans- (Gr., across), transfer, to carry across. 



Tri- (Gr., three), trilobed, three lobes. 



Tricho- (Gr., hair), trichocyst, a hairlike structure. 



Trop- (Gr., react), tropism, reaction to stimuli. 



U 



Ultra- (L., beyond), ultramicroscopic, beyond the microscope. 

 Uni- (L., one), unilateral, on one side. 

 Ur- (Gr., tail), anura, without a tail. 



V 



Vas- (L., vessel), vas deferens, a vessel to transmit male sex cells. 

 Ventr- (Gr., belly), ventral, pertaining to the lower or belly side. 

 Vit- (L., life), vital, essential to life. 

 Vorti- (L., to turn), vorticella, an animal which turns as it moves. 



Zoo- (Gr., life or animal), zoology, study of animals. 



Zyg- (Gr., to unite), zygote, the cell which results when male and female sex cells 



unite. 

 Zym- (Gr., a ferment), zymase, enzymes which act on a certain carbohydrate to 



produce carbon dioxide and water, or alcohol and carbon dioxide, etc. 



