Gene mutation helps Andean highlanders thrive at altitude, and 'living fossil' fish live deep underwater

Summary

1. Low-oxygen environments can cause excessive production of red blood cells.
2. The Tibetan highlander community was shown to have naturally lower levels of red blood cells.
3. The same gene adaptation can also be seen in a deep-sea-dwelling fish.

References

• Media Check: Live Science - Media Bias Fact Check (HIGH CREDIBILITY)
• COLLECTIONS/The Runway (airforce.gov.au)
• RAAF RUNWAY: RATIONALE GUIDELINES LEARNING OUTCOMES ETC)