DR.JEREMY BURGESS / SCIENCE PHOTO LIBRARY DR.JEREMY BURGESS / SCIENCE PHOTO LIBRARY
Transmission electron micrograph of a section across the surface of endoplasmic reticulum showing the attached ribosomes appearing in spiral patterns. Latter are involved with protein synthesis. Ribosomes are thought to be joined together by messenger RNA, the whole complex being called polysomes. Mag: X 80,000.
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