Questions for ‘What the weird world of protists can teach us about life on Earth’
![An image of a microscopic diatom which has a hard porous cell wall on a black background.](https://www.snexplores.org/wp-content/uploads/2023/10/100723_protist_feat-1030x580.jpg)
This is a microscopic diatom, a type of protist. It has a hard, porous cell wall.
Dennis Kunkel Microscopy/Science Photo Library/Alamy Stock Photo
This is a microscopic diatom, a type of protist. It has a hard, porous cell wall.
Dennis Kunkel Microscopy/Science Photo Library/Alamy Stock Photo
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