314 ANIMAL LIFE 
Bassa lian: 160. 
Bid! ogist : student of animals and plants, 
Blais'téderm : 50. 
Blas'tula : 50. P 
Budding: the process of reproduction among animals in which a smal\ 
part of the body substance of an animal grows out from the sur- 
face, separates from the parent, and develops into a new individual, 
Cee'cum (sé-kum): 42. 
Carniv'orous: flesh-eating. 
Cat’'arrhine: nostril downward; said of the narrow-nosed Old-World 
monkeys. 
Cell: 2. 
Cél'lulose: a peculiar compound insoluble in all ordinary solvents, 
forming the fundamental material of the structure of plants, and 
also contained in the mantle of tunicates, 
Chi tin :, 57, 
Chid‘rophyll : 13. 
Chr6'matophore : a color-bearing granule or sac, 
Chrd'mosome: 2, . 
Chrys'alis : 57, 
Chyle: 42, 
Cilia: 5. 
Cleavage : 50, 
Calon: 42, 
Commén'salism: 90, 
Cdm’munal: 83. 
Conjugation: 5. 
Contractile vacuole: a vacuole that dilates and contracts regulariy, 
and is supposed to have an excretory function. 
Cyst: 98, 
Cytoplasm : 2, 
Degeneration: 95. 
Development: 46. 
Differentiation : the setting apart of special organs for special work; 
progressive change from general to special ; specialization. 
Digestion: the process of dissolving and chemically changing food so 
that it can be assimilated by the blood and furnish nutriment to 
the body. 
Dimor'phism : 24. 
Divertic'ulum: a blind pouch arising from another larger pouch. 44, 
Duodé’num: 42. 
