Genetics: Sea cucumber genome shows how it survives toxic environments

A sea cucumber, Chiridota heheva

A sea cucumber (Chiridota heheva)


A sea cucumber that lives in excessive deep-sea environments has had its genome sequenced. This revealed that a lot of its genes have been altered, doubtlessly by the intense locations it calls dwelling.

Chiridota heheva is a sea cucumber, a worm-like animal within the echinoderm group that additionally consists of starfish. First described in 2004, it is among the solely echinoderms that lives in three of probably the most excessive ocean areas: hydrothermal vents, chilly seeps wealthy in carbon-based chemical compounds like methane, and “whale falls” – the sunken corpses …

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