A. Blood B. Fossils C. Fishes D. Tissues

A. Eugenics B. Euthenics C. Hygiene D. Gerontology

A. Mammology B. Rhinology C. Ornithology D. Taxonomy

A. Eugenics B. Euthenics C. Gerontology D. Conchology

A. Osteology B. Cardiology C. Gynaecology D. Trichology

A. Evolution B. Histology C. Genetics D. Cytology

A. Aristotle B. Lamark C. Hippocrates D. Darwin

A. Ichthyology B. Ornithology C. Ophiology D. Protozoology

A. Entomology B. Osteology C. Ecology D. Herpetology