INDEX 
Adolescence, 24. 
adultery, 41. 
amoeba, 2. 
asexual reproduction, 2. 
Barrow, 26. 
bastardy, 41. 
bee, 14. 
birds mating, 14. 
bladder, 18, 20. 
blindness, 32. 
buds, 4. 
Capon, 26. 
castration, 26. 
cell division, 2. 
cells, 1. 
cervix, 20. 
change of life, 30. 
chromosomes, 8. 
cilia, 20. 
circumcision, 26. 
close fertilization, 12. 
color bodies, 8. 
conception, 21. 
coral, 4. 
Cowper’s glands, 18. 
cross fertilization, 12. 
Double moral standard, 40. 
Egg containing embryo, 16. 
eggs of lower animals, 15. 
mammals, 21. 
Eliot, George, quoted, 1. 
embryo, 15, 16. 
food of, 15. 
respiration of, 15. 
mammalian, 21, 22. 
eugenics, negative, 37. 
positive, 38. 
eunuch, 26. 
Euripides quoted, 24. 
Fallopian tubes, 20. 
female, 7, 10, 19. 
organs, 19, 20. 
Terns, 3. 
fertilizing the ovum, 5. 
in flowers, 11. 
in land animals, 13. 
in water animals, 13. 
flower diagram, 12. 
foetus, 21, 22. 
fornication, 41. 
Gelding, 26. 
gestation, 22. 
gonorrhea, 32. 
growth of embryo, 15. 
Heritage of our children, 36. 
hermaphrodite, 7. 
hormones, 25. 
hydra, 5, 6. 
hymen, 20, 30. 
Inheritance, 8. 
insects, fertilization, 14. 
interstitial cells, 25. 
Male, 7, 11. 
function, 17. 
organs, 18. 
mammae, 23. 
mammals, 17. 
inarriage flight of bee, 14. 
I masturbation, 27. 
43 
