Science

Deep-sea mollusk houses bacteria in tiny 'dragon balls,' revealing a new symbiotic structure

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 11/11/2026, 21:10:24 UTC.

Briefings

Researchers at The Hong Kong University of Science and Technology identified a specialized organelle structure in a deep-sea mollusk from the South China Sea cold seeps. This structure maintains bacterial symbiosis, allowing the mollusk to survive in oxygen-free environments. The discovery provides new insights into chemosymbiosis and organelle evolution, though the specific evolutionary timeline remains unconfirmed.

Key points

• Researchers at The Hong Kong University of Science and Technology identified a specialized organelle structure in a deep-sea mollusk from the South China Sea cold seeps.
• This structure maintains bacterial symbiosis, allowing the mollusk to survive in oxygen-free environments.

Context

The discovery provides new insights into chemosymbiosis and organelle evolution, though the specific evolutionary timeline remains unconfirmed.

Limitations

The evidence is limited to a single study from 2026. The specific evolutionary timeline of the organelle remains unconfirmed, and the exact number of symbiotic bacteria is not specified.

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