268 



FUNDAMENTALS OF CYTOLOGY 



Prophase, 59 

 Proplastid, 33, 41 

 Protamine, 51 

 Protein, 42, 51 

 Protoplasm, 44-55 



elasticity of, 45, 47 



fibrillar theory of, 47 



streaming of, 46 

 Protoplasmic growth patterns, 13, 14, 15— IG 

 Protoplast, 3, 11 

 Protozoa, 17, 131-135 

 Prunus (angiosperm), 222 

 Pseudoplasmodium, 16, 225 

 Pseudopodiiim, 22 

 Pteridophytes, 150-153 

 Pyrenoid, 30, 32, 33 

 Pyronema (fungus), 164 

 Pythium (fungus), 162 



Q 



Quadripartition, 137, 138 

 Quadrivalent chromosomes, 207, 210 

 Quartets, 102 



R 



Rabbit, 16, 129 

 Randolph, 180, 206, 208 



Random assortment, 105 



Ranunculaceae, 240 



Ra-phanus (angiosperm), 223 



Raphanus-Brassica hybrid, 223 



Raphides, 43 



Receptive spot, 157 



Recessiveness, 170 



Reciprocal crosses, 227-230 



Reciprocal translocation, 195-200 



Recombination, 175, 176, 177-179 



Relic coils, 90, 91 



Renner complex, 200 



Reproduction, in angiosperms, 136-147 



in animals, 118—135 



in other plants, 148-167 

 Repulsion, 71 

 Resin, 77 

 Respiration, 30 

 Reticulum, 26 

 Rhizomorph, 163 

 Rhizoplast, 133 

 Rhizopus (fungus), 162 

 Rhoades, 230 

 Rhoeo (angiosperm), 199 

 Rhopalodia (diatom), 161 

 Ribonucleic acid, 87 

 Riboviolascin, 30 

 Riccardia (liverwort), 154, 155 

 Rings, due to deletion, 194 



due to reciprocal translocation, 196-200 

 Robyns, 62 



Rosa (angiospiTTii), 242 

 Rotifers, 130 

 Rubber, 38 

 Rubus (angiosperm), 242 



Rusts, 163 



Rye, 36, 143, 220 



Sakamiira, 93 



Salamander, 99, 108, 131, 211 



Salivary-gland cliromosomes, 94-97, 184, 185, 241 



Saprolegnia (fungus), 162 



Satellite, 85, 86 



Satina, 99, 212 



Sax, 112, 113, 199 



Scandinavian flora, 244 



Schleswig-Holstein, 243 



Schmitz, 32 



Sciara (fly), 72, 94 



Scinaia (red alga), 161 



Scott, 42 



Secondary constriction, 85, 80, 100 



Secondary trisomic types, 214 



Secondary wall, 75, 76, 78 



Secretion, 39, 40 



Seed coat, 145 



Segmentation, 127 



Segregation, 170 



Seifriz, 7 



Selaginella (pteridophyte), 33 



Semipermeability, 24, 38 



Semisterility, 196 



Sertoli cells, 119 



Sex-chromosomes, 100, 186-191 



Sex-limited characters, 175 



Sex-linkage, 190, 191 



Sharp, L. W., 61, 87 



Sharp, R. G., 17 



Sheep, 99 



Showalter, 155 



Silica gel, 47 



Silk, 49 



Silver-line system, 133 



Sinnott, 59 



Siparuna (angiosperm), 80 



Sisyrinchium (angiosperm), 247 



Slime mold, 15, 18, 46, 225 



Smith, G. M., 15, 30, 159 



Smith, L., 197 



Smith, S. G., 109 



Sol, 46 



Solation, 45 



Solvation, 46 



Somatic cell division, 56 



Somatic doubling, 205 



Sorokin, 36 



Space lattice, 41, 77 



Sparrow, 90, 91 



Species and chromosomes, 235-249 



Specific grax-ity, 28, 41 



Specificity of organisms, 51, 52 



Spermatia, 160 



Spermatid, 119 



Spermatocyte, 119 



Spermatogenesis, in animals, 119-122 



in plants, 138, 141, 150, 151, 154 

 S|jciinat()goiiia, 118 

 SpiTnKi1..z(.i<l.s, 150, 151. 154 



