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Adequate amounts of which vitamin are necessary in order for the water-insoluble protein that forms a web-like clot to halt bleeding?
Ecosystem Structure
The arrangement of biotic and abiotic components within an ecosystem, determining how it functions and supports life.
Species Diversity
The variability among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems and the ecological complexes of which they are a part.
Secondary Productivity
The amount of biomass produced by heterotrophic organisms in an ecosystem, including consumption and decomposition.
Non-native Species
Species that have been introduced to an environment where they do not naturally occur.
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