Kissa-Pasi Pehmis

Kissa-Pasi Pehmis

Kissa-Pasi Pehmis
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Salinella salve, an organism described as a single layer of cells, ciliated on both inner and outer surfaces and surrounding a central hollow sac open at both ends, has been collected only once, by German biologist Johannes Frenzel.

Anatomy of a starfish    From: Lehrbuch der praktischen vergleichenden Anatomie by Vogt, Karl Christoph and Yung, Émile

scientificillustration: Anatomy of a starfish From: Lehrbuch der praktischen vergleichenden Anatomie by Vogt, Karl Christoph and Yung, Émile

Cross Section of a pine needle.

Cross Section of a pine needle. I have seen x-sections before of pine needles, but this is beautiful!

Image from page 408 of "The pathology and surgical treatment of tumors" (1895) | Flickr - Photo Sharing!

Image from page 408 of “The pathology and surgical treatment of tumors” by Internet Archive Book Images

brettkingery:    Anatomy of plant cells      I’m sort of blown away when I think about the fact that plants share so much of our basic molecular biology yet have evolved so independently as to have these completely alien structures. Plus, you know, photosynthesis, which is its own kind of biological magic. Plants, you’re pretty great.

Anatomy of Plant Cells by Frederic Elfving 1929 “ Biologists are fascinated by the processes of life in all its forms. They study microscopic cells, vast ecosystems, and everything in between.