442 



INDEX 



Mnium (moss), 87, 88, 317 



Moenkhaus, 160 



von Mohl, cell-formation, 6, 9, 10 



cell wall, 190, 192 



plastid, 12, 103 

 Moira (echinoderm), 160 

 Moldenhawer, 5 

 Molisch, 193 

 Monascus (fungus), 291 

 Monaster, 286 

 Monkey, centrosomes, 77 

 Monotropa (angiosperm), 70 

 Monteverde and Lubimenko, 105 

 Montgomery, 65, 163, 228, 237, 239, 



251, 256, 257, 281, 358, 361 

 Moore, A. C., 248 

 Moore, B., 43 



Moore, J. E. S., 95, 227, 255 

 Moore and Embleton, 239 

 Moreau, 118, 122, 187 

 Morgan, achromatic figure, 183 



blastomeres, 328 



centrifuged eggs, 330 



conjugation in Paramcecium, 283 



crossing over, 379 ff. 



cytasters, 78, 286 



factorial hypothesis, 344, 410 



linkage, 379 ff. 



sex-determination, 357, 360, 361, 

 368, 376 



on Weismann, 408 

 Moroff, 213 

 Morphoplasm, 400 

 Morris, 160 



Morus (mulberry), 256, 372 

 Mosaic endosperm, 302 



leaves, 331 ff. 

 Mosses, regeneration, 317 



sex-determination, 355 ff. 



spermatogenesis, 88 ff. 

 Moths, sex-determination, 363, 367 

 Motile cells, 83 

 Mottier, blepharoplast, 86, 87 



cell plate, 186 



centrosomes, 79, 80 



chondriosomes, 119 ff. 



chromomeres, 155, 238 



fertilization, 298, 300 



reduction, 238, 239 

 Mucor (mold fungus), 62 

 Muller, 389, 390 



and Altenburg, 352 

 Muller, 149, 152, 155, 156, 253, 256 



Mulsow, 359 



Multiple chromosomes, 164, 165 



complex, 165 

 Multipolar mitosis, 163, 325, 326 



stage of mitosis, 176, 177 

 Murbeck, 313, 315 

 Murrill, 295 

 Mus (mouse), 237 

 Musa (banana), 159 

 Musca (fly), 360 

 Muscle cells, 28, 29, 120-121 

 Mutation, 344-352 



and chromosome number, 344, 351 



of gene, 351-353 



rate of, 352 



vegetative, 351 

 Myoneme, 45 

 Myrica (angiosperm), 372 

 Myricaria (angiosperm), 236 

 Myristica (angiosperm), 134 

 Myxine (fish), 237 

 Myxomycetes, chondriosomes, 116 



cytokinesis, 187 



mitosis, 208, 209 



nucleus, 59 



protoplasm, 32 



reduction, 222 



N 



Nabours, 391 



Nachtsheim, 318, 357 



Nagai, 373 



von Nageli, cell-formation by division, 9 



cell wall, 190, 192 



idioplasm theory, 399 



plastid and starch, 12 



starch grain, 107 

 Nagler, 282 



Najas (angiosperm), 160, 161, 253 

 Nakahara, 66, 211, 239 

 Nakanishi, 67 



Narcissus (angiosperm), 346 

 Narcotics, 259, 260 

 Nathansohn, 211, 213, 316 

 Nawaschin, M., 160, 162 

 Nawaschin, S., 14, 162, 298, 300, 301, 



325 



Nebenkern, 91, 120 ' 

 Nemalion (red alga), controsomes, 80 



pyrenoid, 108, 109 



reduction, 223 

 Nematus (saw-fly), 318 



