Unnatural Selection

यह सामग्री अभी आपकी भाषा में उपलब्ध नहीं है; अंग्रेज़ी संस्करण दिखाया जा रहा है।

The Enterprise receives a distress call from the USS Lantree, discovering its crew has apparently died of old age. The race is on to solve the mystery before scientists on a research colony suffer the same fate.

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