11. He posited that atomic sized gemmules formed by cells would diffuse and aggregate in the reproductive organs. 12. Gemmules are released when the parent body breaks down, and are capable of surviving harsh conditions.13. When the gemmules from each parent mixed in the foetus they would produce a unique new individual ." 14. He thought about these literally, " almost as if gemmules were letters in the postal system ". 15. Every child was built up from a mixture of the parents and grandparents'gemmules coming from either side. 16. He did not claim gemmules were in the blood, although his theory was often interpreted in this way. 17. "' Gemmules "'are internal buds found in sponges and are involved in asexual reproduction. 18. Then follows a second tabulation, terminating in a row of oval gemmules . about 15 on the body whorl. 19. Just posterior to the gemmules is a fine spiral thread carrying the abruptly curved sharp threads of the anal sinus. 20. The shell is adorned with closely-arranged, spiral, white gemmules . it contains 9 lip is somewhat thickened.