TOPICAL SUBJECT INDEX
475
composition of, II, 479-482
formation,
invertebrates and, II, 491-496
vertebrates and, II, 482-491
porphyrins in, IV, 601-603
salt content, regulation of, II, 496-498
water content, regulation of, II, 496498
Uronic acids,
formation of, II, 110
structures of, III, 325-326
V
Valine,
distribution and properties of, V, 9
requirement for, VI, 152, 159-163
D-Valine, occurrence of, V, 69
Vanadium, requirement for, VI, 185-186
Vascular tissue, pentose phosphate cycle
in, VII, 22-23
Vasopressin, amino acid sequence of, IV,
191-192, 223, 229
Vasopressor activity, mammals and, VI,
303
Vertebrates,
balance in, II, 421-435
carotenoids in, IV, 669-670
chlorine in, V, 497-499
coagulation in, IV, 462-465
digestive absorption in, VI, 349-354
glycolysis in, I, 424-428
lower,
insulin and, VI, 332
melanocorticotropic hormone in, VI,
318
iodine in, V, 509, 513, 517-527
monogastric, stomach and intestine of,
VI, 357-361
myofibrils of, II, 249-257
myosin of, II, 275-278
polynucleotide synthesis by, VI, 167
porphyrins in, IV, 596-607
smooth muscle of, II, 259-260, 281282
tissues, phospholipids of, III, 252-254
urea cycle, phylogeny and, II, 209224
urine formation in, II, 482-491
visual systems in, I, 313-320
Vinylacetyl isomerase, function of, I, 8586
Viruses,
deoxyribonucleic acid in, IV, 123-124
infection, ribonucleic acid and, IV,
172-174
proteins associated with, IV, 135-138
ribonucleic acid in, IV, 113—115, 158
Viscosity,
α-amylase and, III, 359, 363
^-amylase and, III, 384
Visual pigments,
habitat relations and, I, 320-324, 330341
metamorphosis and, IV, 531-534
Visual systems, vertebrate, I, 313-320
Vitamin(s),
acyl group transfer and, VI, 198-199
carbon dioxide fixation or formation
and, VI, 195-197
α-carbon labilization and, VI, 197-198
electron transport and, VI, 187-195
single-carbon transfer and, VI, 199205
uncertain function, VI, 210-211
Vitamin A, function of, VI, 205-208
Vitamin B c , nature of, IV, 619
Vitamin B c conjugate, nature of, IV, 619
Vitamin B 6 , functions of, VI, 197-198
Vitamin Bi 2 , function of, VI, 201-203
Vitamin(s) D,
function of, VI, 209^-210
Vitamin(s) K,
electron transport and, VI, 191
occurrence of, III, 632, 643, 645, 647648, 667, 672-676
Volcanic gases,
ammonia in, V, 160-161
nitrogen in, V, 134
Vorticetta,
stalks, contraction of, II, 359
W
Water,
absorption, mechanism of, II, 502-504
balance, see also Balance of water and
electrolytes
metamorphosis and, IV, 544-545
plants and, II, 457-461
475
composition of, II, 479-482
formation,
invertebrates and, II, 491-496
vertebrates and, II, 482-491
porphyrins in, IV, 601-603
salt content, regulation of, II, 496-498
water content, regulation of, II, 496498
Uronic acids,
formation of, II, 110
structures of, III, 325-326
V
Valine,
distribution and properties of, V, 9
requirement for, VI, 152, 159-163
D-Valine, occurrence of, V, 69
Vanadium, requirement for, VI, 185-186
Vascular tissue, pentose phosphate cycle
in, VII, 22-23
Vasopressin, amino acid sequence of, IV,
191-192, 223, 229
Vasopressor activity, mammals and, VI,
303
Vertebrates,
balance in, II, 421-435
carotenoids in, IV, 669-670
chlorine in, V, 497-499
coagulation in, IV, 462-465
digestive absorption in, VI, 349-354
glycolysis in, I, 424-428
lower,
insulin and, VI, 332
melanocorticotropic hormone in, VI,
318
iodine in, V, 509, 513, 517-527
monogastric, stomach and intestine of,
VI, 357-361
myofibrils of, II, 249-257
myosin of, II, 275-278
polynucleotide synthesis by, VI, 167
porphyrins in, IV, 596-607
smooth muscle of, II, 259-260, 281282
tissues, phospholipids of, III, 252-254
urea cycle, phylogeny and, II, 209224
urine formation in, II, 482-491
visual systems in, I, 313-320
Vinylacetyl isomerase, function of, I, 8586
Viruses,
deoxyribonucleic acid in, IV, 123-124
infection, ribonucleic acid and, IV,
172-174
proteins associated with, IV, 135-138
ribonucleic acid in, IV, 113—115, 158
Viscosity,
α-amylase and, III, 359, 363
^-amylase and, III, 384
Visual pigments,
habitat relations and, I, 320-324, 330341
metamorphosis and, IV, 531-534
Visual systems, vertebrate, I, 313-320
Vitamin(s),
acyl group transfer and, VI, 198-199
carbon dioxide fixation or formation
and, VI, 195-197
α-carbon labilization and, VI, 197-198
electron transport and, VI, 187-195
single-carbon transfer and, VI, 199205
uncertain function, VI, 210-211
Vitamin A, function of, VI, 205-208
Vitamin B c , nature of, IV, 619
Vitamin B c conjugate, nature of, IV, 619
Vitamin B 6 , functions of, VI, 197-198
Vitamin Bi 2 , function of, VI, 201-203
Vitamin(s) D,
function of, VI, 209^-210
Vitamin(s) K,
electron transport and, VI, 191
occurrence of, III, 632, 643, 645, 647648, 667, 672-676
Volcanic gases,
ammonia in, V, 160-161
nitrogen in, V, 134
Vorticetta,
stalks, contraction of, II, 359
W
Water,
absorption, mechanism of, II, 502-504
balance, see also Balance of water and
electrolytes
metamorphosis and, IV, 544-545
plants and, II, 457-461