Metabolic quiescence
nounPronunciation: /mɛtəˈbɒlɪk ˈkwaɪəsəns/
A dormant state in which organisms drastically reduce metabolic activity and energy consumption to survive prolonged abiotic stress. This reversible condition allows survival during unfavorable environmental periods with minimal resource depletion.
Plain English
A survival state where organisms slow down or stop metabolism to conserve energy during harsh environmental conditions.
Etymology & History
Usage
"Seeds enter metabolic quiescence during drought, using minimal resources until environmental conditions improve."
Style guide notes: Distinguish from death or permanent damage; emphasize reversibility as key characteristic in technical writing.
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Frequently Asked Questions
How do organisms trigger metabolic quiescence?
Environmental signals like low temperature, water stress, or nutrient depletion activate gene expression suppressing metabolic pathways.
Is metabolic quiescence reversible?
Yes, organisms resume normal metabolism when environmental conditions become favorable again, restoring full physiological functions.
Why Test Candidates on This?
Critical for evaluating organism survival strategies under severe abiotic stress in seed dormancy and microbial persistence research.
Required skill level: Mid