The Evolution of SexW. Scott, 1889 - 322 pages |
Contents
MALE AND FEMALE | 3 |
Physiology of sperm | 4 |
CHAPTER II | 16 |
CHAPTER IV | 41 |
CHAPTER V | 57 |
CHAPTER VI | 65 |
CHAPTER VII | 81 |
ALTERNATION OF GENERATIONS | 93 |
Alternation of juvenile parthenogenetic reproduction with the adult sexual process 6 Alternation of parthenogenesis and ordinary sexual reproduction | 207 |
Alternation of different sexual generations 8 Occurrence of these alternations in animals | 208 |
Occurrence of alternations in plants | 210 |
The problem of heredity in alternating generations 11 Hints as to the rationale of alternation | 212 |
Origin of alternation of generations PAGE | 214 |
THEORY OF REPRODUCTION | 217 |
CHAPTER XVI | 219 |
Spencers analysis 3 Celldivision 4 Protoplasmic restatement | 223 |
CHAPTER VIII | 97 |
CHAPTER IX | 109 |
CHAPTER X | 117 |
CHAPTER XI | 137 |
THEORY OF FERTILISATION 157168 | 157 |
CHAPTER XIII | 169 |
Rhythm between sexual and asexual reproduction | 201 |
3 Alternation between sexual and degenerate sexual repro duction | 204 |
Combination of both these alternations | 206 |
Antithesis between growth and reproduction 6 The contrast in the individual a In distribution of organs b In the periods of life 7 The contrast betw... | 227 |
CHAPTER XVII | 232 |
SPECIAL PHYSIOLOGY OF SEX AND REPRODUCTION | 239 |
The beginning of reproduction 3 Celldivision | 258 |
Gradations from asexual severance to liberation of sex cells 5 The close connection between reproduction and death 6 Reproduction as influenced b... | 260 |
CHAPTER XIX | 264 |
CHAPTER XX | 283 |
THE REPRODUCTIVE FACTOR IN EVOLUTION | 300 |
283299 | 318 |