image: The inner workings of an algal cell as depicted with cryo-electron tomography, which aggregates multiple snapshots of a single piece of material. Visible are the endoplasmic reticulum (yellow), Golgi apparatus (green and magenta), and vesicles (multi-colored circles).view more
Credit: Y. S. Bykkov et al./eLIFE (CC BY 4.0)
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