INDEX 



543 



Memory, 61-64 



Mendel, abbot of Briinn, 330 

 dominant and recessive 



characters, 233, 234 

 dominant : recessive ratios, 



234, 236 

 experiments on peas, 199, 



231, 233, 235 

 inheritance formulae, 251- 



253 

 inheritance units, 261 

 method of work, 231 

 neglect of discoveries, 230 

 purity of germ cells, 240 

 Mendelian Association and 



Dissociation, 392-396 

 Mendelian factors and chro- 

 mosomes, 170-173, 268, 

 269, Sill 

 Mendelian Inheritance in 

 Man, 297-305 

 Table of, 301-304 

 Mendelian principles, 256 

 Dominance, 257 

 Modifications and exten- 

 sions, 258 

 Segregation, 257 

 Unit characters, 257 

 Mendelian ratios, simple, 234, 

 225, 238-250 

 "back cross," 243 

 monohybrid, 246, 251 

 dihvbr'id, 245, 247, 251 

 trihybird, 245, 249, 250 

 dominant-recessive, 236 

 departures from, 287, 288, 

 Mendelism, 230-258, 306 

 Mendelssohn, reactions of 



Paramecium, 57 

 Meniere's disease, 303 

 Mentality, influence of educa- 

 tion, 311 

 Mesoderm, 31 

 Metabolism, 12, 39 

 Metchinikoff, disharmonies in 

 man, 370 



Metempsychosis, 44 

 Microscopic particles, smallest 



visible, 105 

 Middleton, Effects of Selection 



on Stylonychia, 390 

 Mind and body, 48 

 Mind, development of, 45, 46 

 MiRABiLis, white-red cross, 237, 



238, 240, 256, 271 

 Mitosis, 16, 28, 116, 118-122, 126 

 significance of, 128, 129, 131, 



132 

 "Mneme" theory, 128-132 

 Modifiability of behavior, 73 

 Molecular constitution, stere- 



oisomeres, 161 

 Molecules, largest known, 105 

 Monasticism, 422, 445, 446 

 Monohybrid, 234, 242, 246, 251 

 Monotremes, 35 

 Monstrous development, 317, 



470, 471 



cause of, 318 

 Montgomery, on Chromosomes 



of man, 153 

 Moral qualities inherited, 211 

 Morgan, mutations of insects, 



357 

 sex chromosome, 172, 173 

 sex determination in Phyl- 

 loxera, 156 

 sex-linked inheritance, 277* 



279-385 

 rapid breeding of Droso- 



phila 299 

 Morphological characters, 202 



tests, 42 

 Mosaic development, 326 

 Moth- and flame, 480 

 Mott, insanity inherited, 212 

 Mouse, maturation and fertili- 

 zation, 120 

 Movements, within eggs and 



cleavage cells, 54, 112, 



116, 123, 189 

 effects of stopping, 336 



