[Campbell Biologie Seite 671] Campbell Biology 12th Edition
Figure 29.8 Ancient plant spores and tissue. colorized SEMs a Fossilized spores. The chemical composition and the physical structure of the walls of these 450-m
Figure 29.8 Ancient plant spores and tissue. colorized SEMs a Fossilized spores. The chemical composition and the physical structure of the walls of these 450-m