INDEX 



451 



Autotrophic bacteria, 401 



Avidin, 244 



Azotobacter, nitrogen fixation by, 403, 



404 

 Azotobacter vinelandii, 358, 360, 361 



B 



Babcock test, 91 

 Bacilliia anthracis, 131 

 BaciUus brevis, 370 

 BacillKS cereus, 375 

 Bacillus licheniformis, 369 

 BaciUus j)oh/miixa. 370 

 Bacillus subtilis, 379 

 Bacitracin. 124, 370 



Bacteria, 357-386 (see specific bacteria 

 like BaciUus anthracis, etc.) 



biotin s.vnthesis by, 244 



intestinal flora, 321 



synthesis of vitamins by. 220. 233 

 Bacteriochlorophyll, 390 

 Barfoed's solution, 30 

 Barfoed's test. 42 

 Basal metabolism : 



definition, 424 



factors influencing, 426 



measurement of. 425 



of various species, 426 

 Beeswax, 92. 93 

 Beet sugar, 42 

 Benadryl : 



as antihistamine drug, 289, 290 



formula, 290 

 Benedict's solution, 30, 31 

 Benzoquinone, Hill reaction with, 394 

 Beri-beri, 226 

 Bertrand's rule, 364 

 Beta oxidation, 336, 337 

 Betaine, 345 

 Bile, 317 

 Bile acids, 96 

 Bile pigments, 318 

 Bile salts, 90, 318 

 Bilirubin, 318 

 Biliverdin, 318 

 Biochemistry : 



objectives and methods, 2 



relation to biology, 6 



scope of, 1 

 Biocytin, 246 

 Biophotometer. 204 

 Biotin, 244-246 



formula, 246 



in fat synthesis, 340 



metabolic function, 280 

 Black-tongue, 236, 239 

 "Blind staggers," caused by selenium poi- 

 soning, 195 

 Blood clotting : 



and calcium, 183 



and dicoumarol, 221 



and heparin. 67 



and vitamin K. 219, 221 



and Warfarin, 222 

 Blood plasma : 



calcium content of, 214 



Blood plasma (Cont.) : 



cations and anions in, 182 



inorganic phosphate of, 214 



pH of, 174 

 Blood pressure : 



regulation of, 304 



with adrenaline, 288, 289 

 Blood sugar : 



effect of epinephrine on. 289 



factors affecting level of, 327 



hormonal control of, 325 



levels in diabetes, 301 



sources of, 325 

 Body fat, effect of diet on nature of, 336 

 Bomb calorimeter, 423 

 Bones : 



ash content of normal and rachitic, 210 



composition of, 183 



mineral content of, 17S 

 Borneol giucuronide, 39 

 Boron deficiency : 



effect on apples, 195 



effect on corn, 194 



effect on tobacco plant, 409 

 Boron, essential for plants, 193, 194 

 Botulinum toxin A, 124 

 British thermal unit (BTU), 413 

 Bromeliii, 265 



Bromine, in living cells, 176 

 Buffer calculations, 171, 172 

 Buffers : 



capacity of. 173 



definition, 170 



in blood, 173 



pH of, 170 

 Butter flavor, 85 

 Butterfat composition. 82 

 Butvl alcohol, 363. 377, 384 

 Butylene glycol, 363, 383 

 Butyric acid : 



bacterial formation of, 363, 377, 384 



in butter, 77 



C 



Cadaverine, 321 

 Caffeine, 155 

 Calciferol. 96, 213 

 Calcification of bone, 214 

 Calcium : 



absorption, 320 



content of foods, table, 439 



food sources, 185 



functions in body. 183 



in animal body. 183 



in blood plasma, 183, 214 



in bones and teeth, 183 



requirement, 184 

 Calcium cyanamide as nitrogen fertilizer, 



400 

 Calcium deficiency, effect on tobacco 



plants, 409 

 Calcium oxalate, 161 

 Calorie allowances, for men, women, and 



children, 428 

 Calorie, definition, 413 

 Calorie requirement, relation to age. 429 



