Book,  Paragraph

1   I,  2 |   differ primarily in their forms, we must observe that a
2   I,  23|   of a day, while the semen forms the embryo in several days.
3  II,  3 |   like the solid scum which forms on boiled foods when cooling.
4  II,  6 | heat of this organ the cold forms the brain, where the blood-vessels
5 III,  2 |  egg is perfected the shell forms all round it. This problem
6 III,  11|    are many of all kinds of forms. But the class of plants
7  IV,  3 |    it "makes them grow" or "forms them from the beginning",
8  IV,  8 |   as that from which Nature forms the animal in generation.