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Cellbiologi (cytologi)
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Insects counteract infection by a variety of reactions, partly humoral but principally cellular. This monograph considers their cellular reactions, especially the phagocytosis of …
Many species of birds travel thousands of miles from their breeding grounds to their winter quarters, to return again the following spring. How do they find their way? How is it …
Acanthocephalan worms are parasitic throughout their life cycles and the environments they experience are to be found in the bodies of vertebrates, in which they achieve sexual …