SUBJECT INDEX 



1593 



Seminal vesicles (cont.) 

 flavins in, 392 



fructose secretion, 382, 389, 393-394 

 homologues in female cottontail ral)l)i1, 37() 

 inorganic ion content, 720 

 inositol secretion, 385 

 nucleoside phosphorylase in, 392 

 occurrence in mammals, 368, 376 

 Passerine birds 



androgen and, 1112 

 sperm storage in, 1095 

 production of citric acid, 388-389, 393-394 

 progesterone and, 426 

 rabbit, 372, 373 

 Rana, orchiectomy and, 1045 

 rat, androgen requirement, 315 

 respiratory enzymes, androgen and, 394-396 

 respiratory metabolism, 394-396 

 responsiveness to aiidiogen 

 age of animal and, 419-420 

 growth hormone and, 434-435 

 nutritional dcHciencies and, 683 

 prolactin and, 433-434 

 secretion 



amino acids in, 389 

 ascorbic acid in, 385 

 choline derivatives in, 386-387 

 constituents, 380-391 

 electrolytes in, 380 

 prostaglandin in, 390 

 sorbitol in, 384 

 testosterone 



and precocious secretion, rat compared with 



guinea pig, 1394 

 and respiration, 659 

 uric acid in, 390 

 water distribution, 395 

 xanthine oxidase in, 392 

 Seminiferous tubule 



dysgenesis in man, nuclear chromatin tests, 56 

 in cryptorchism, 314 

 motility, 712 

 Serine aldolase activity, estradiol and, 653-654 

 Serinus canaria (see Canary) 

 Serranidae 



gonads, development, 1060 

 hermaphroditism, 1062, 1063 

 Sertoli cells 



and androgen secretion in birds, 1089 

 and seminiferous tubule motility, 712 

 as source of estrogen, 335 

 during spermatogenic cycle, 324 

 hypophysectomy and, 335 

 in cryptorchism, 314 

 in testis 



adult, 309, 312 

 bird, 1092 

 fetal, 308 

 prepubertal, 308 

 in tubuli recti of fowl, 1094 

 Serum calcium, orchiectomy and in Xenopus, 1045 

 Sesquiterpene, and cholesterol biosynthesis, 644- 



645 

 Sex behavior 



feminized male fowl, 1200-1201 

 freemartin, 1199 



man (see also Erotic arousal. Eroticism, Homo- 

 sexuality, Sex deviates) 

 checks on premature expression, hymen, 1464 

 cultural patterning, 1462-1465 

 cognitive rehearsals, 1456-1460 

 gender role assignment, 1437-1472 

 incongruities, 1457-1460, 1470 

 difficulty in studying, 1434-1437, 1472-1474 



Sex behavior (cont.) 



polygamy. Pheasant, and continuous func- 

 tioning of testis, 1102-1103 

 Sex chromosomes (see also Chromosomes) 

 cat, 51 

 elimination, cytoplasmic agents and, in Sciara. 



30 

 extrusion in Sciara, mechanism, 31 

 fish, variations, 46 

 fowl, 1114 



loss, and sex development in Sciara, 29-30 

 man, function in sex differentiation, 56-63 

 Spinacia, 1031 

 types, in parthenogenetically developed birds, 



50 

 W, female determining, 45 

 X, female determining, 41, 43, 50 

 Y 



and phenotype in Drosophila, 24 

 and sterility in Drosophila, 23-24 

 and variegation in Drosophila, 24 

 fertility factor, 51 

 function in Drosophila, 23-24 

 in Drosophila I'irilis, 25 



location of determiners in Melandrium, 39-40 

 male determining, 25, 41, 42, 50, 53, 56 

 Sex combs, Drosophila 

 chromosome balance and character of, 11-12 

 sex dimorphism, 11-12 

 Sex determination (see also Sex genes) 

 Aphiochaeta, Y chromosome and, 25 



Asparagus 

 de 



lependence on gene pair, 48 



dominant gene and, 43 

 birds, 47-49 

 Bombyx mori, 34-35 

 Bonellia, environment and, 44, 45 

 chromosome 



balance and, 5 



mechanisms, 4-13 

 dioecious flowering plants, 4 

 Drosophila 



cytoplasmic factors, 21 



in parthenogenetic individuals, 22 

 fishes, 45-47 



chromosome balance and, 46 

 genes and, 5 

 genie balance and, 8-13 

 goat 



autosomal genes and, 50 



recessive autosomal gene and, 49 

 Hiimulvs, 43 



Lebistes, Y chromosome and, 25 

 mammals, 49-66 

 man, 52-65 

 Melandrium, 35-40 



chromosome balance and, 35-40 



euploids and aneuploids, 36-38 



mechanism, 40 



Y chromosome and, 25 

 mouse 



chromosomes and, 50 



nondisjunction and, 50 

 multiple'allele hypothesis, 32-33 

 multiple gene loci and, 13, 17-20, 23, 25 

 Platypoecilus, 46 

 Riw'iex, 40-42 



in polyploids, 41-42 

 Sciara, 28-32 



and chromosome demarkation, 29 



bisexuality vs. unisexuality, 30 

 Spinacia 



chromosomes and, 42-43 



