SUMMARY OF MAIN POINTS

Central Question:

WHAT ADAPTATIONS PERMIT LIFE IN THE DEEP-SEA?

  • TOLERANCE ADAPTATIONS: (resistance per se).

    • Hydrostatic pressure
    • Extremes of temperature
    • Low levels of O2

  • CAPACITY ADAPTATIONS: (rates of activity).

    • Low food supply
    • Life in darkness
    • Low levels of O2