Blood cell, 189. Blood serum, 345. Boa constrictor, skull of, 289. Calyx, 31. Cambium, 109. Cap of mushroom, 162. Bodily heat, effect of alcohol on, 398; Capillaries, changes in blood in, 355; necessity of food, rest, and fresh Carp, anatomy of, 273. air to, 410; necessity of sleep to, 410. Breathing, hygienic habits of, rate of, in man, 383; relation of exercise to, 389; Carpel, 31. Cecropia moth, 237. 388; Cell, animal, 27; relation of tight clothing to, 388. Buccal cavity, in frog, 331; openings from, 334. effect of, on shape of tree, 102; opening of, 101, 105; Budding, 116; in yeast, 166. Budding hydra, 195. Bugs, characteristics of, 246; Bumblebee, 37, 39, 249. as a unit, 183; defined, 25; example of plant (yeast), 166; sizes and shapes of, 27. Cephalothorax, 215. Cerebrum, function of, 406; Chelipeds, 215, 220. Chemical element, defined, 15. Chimney swift, nest of, 298. 130. Chloroplasts, 130. Cicada, life history of, 247. between skeleton of man and of Crustaceans, classes of, 225; Cryptogams, 151. Crystalloid, 337. structures common to all, 226. Cuts, treatment of, 360. Cyclops, 225. Cyme, 47. Conjugation, defined, 161; in paramœcium, 181; in Spirogyra, 176. Connective tissue cells, 189. Coral, asexual reproduction in, 201; Cytoplasm, 26. cup, 201; economic importance of, 201; madreporic, 201. Coral reefs, 202. Corky layer, use of (Exp.), 110. Damsel fly, 244. Deer, Virginia, 315. Degenerate crustaceans, 225, 226. Desert conditions, 143, 145, 147. 323. Earthworm, locomotion, 209; nephridia, 209, 210; reactions of, 209; regeneration in, 211; respiration in, 211. Eating, hygienic habits of, 342. of flies, 242; of mollusks, 268; of toads, 283. Diet, mixed dietary the best, 321, Economic value of fruits, 62; Digestion, defined, 330; in corn cotyledon, 75; in stem, 112; of starch, 334; organs of, in man, 330; Dimorphism in flowers, 46; sexual, 235, 236, 246. Diptera, 240. Disk flowers, 49. Division of labor, in Pandorina, 187; in the hive, 250; in Volvox, 187. Dragon fly, 243. Drawing, 13. Drink habit, 416. Eagle, golden, 304. Ear, care of, 422; inner, 421, 422; middle, 421; structure of, 421. Earthworm, 208; bilateral symmetry in, 208; blood course of, 210; body cavity, 210; comparison between hydra and, Eustachian tube, in frog, 279. 210; Darwin on, 210; development of, 211; digestive tract, 209, 210; Excretion, organs of, 391. Excurrent trunk, 102. Experiment, 12. Eye, of insects, 230; blind spot, 426. Eye, defects in, 425; internal structure of, 423, 424; Factors, determining form of plant, determining growth of seeds, 77. Feather, development of, 293; Fehling's solution, formula for, 21. bacteria in, 169; by yeast, 166. Ferments, digestive. See Enzyme. Fertilization, defined, 34; in fern, 154; in moss, 158; of flowers, 33, 34. Fibrin, 345. Fibrinogen, 345. Fibrovascular bundle, defined, 88; in monocotyledonous stem, 106, Fiddler crab, 223. Filament, 31. Fisheries map, 276. Fishes, appendages of, 271; body of, 271; bony, 278; breathing in, 272; circulation in, 274; classification of, 277; gills in, 272; gill rakers in, 273; lateral line in, 274; Fishes, nervous system of, 274; swim bladder in, 273; Fission, defined, 169; Flower, fertilization of, 33, 35; irregular (sweet pea), 36; relation to fruit, 66. Food, adulterations in, 323; carbohydrates, 318; economy, 323; hydrocarbons, 318 inorganic, 319; storage in roots, 95; value of mushrooms, 163; Frog, appendages of, 279; eye of, 279; habitat of green, 279; life history of, 280; protective resemblance in, 279; skin of, 279; stages of tadpole life, 282. Frond, 153. Fruit, defined, 50; dehiscent, 53; distinct from seed, 55; use of, 66. Fruits, dry, 53; economic value of, 62; explosive, 60. |