Life Cycle Quotes
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We found out that, contrary to what many people thought, in the immune system, genes can change during the life cycle of the individual.
Susumu Tonegawa
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It was to Hofmeister, working as a young man, an amateur and enthusiast, in the early morning hours of summer months, before business, at Leipzig in the years before 1851, that the vision first appeared of a common type of Life-Cycle, running through Mosses and Ferns to Gymnosperms and Flowering Plants, linking the whole series in one scheme of reproduction and life-history.
Arthur Harry Church
