A. the distribution of sand on an ocean floor
Answer:
1: Population; 2: Biome;3: Ecosystem
Explanation:
Population refers to the number of people in a state. Biome is a large area characterised by it's vegetation, soil,climate, and wildlife. Ecosystem is a geographic area where plants, animals and other organisms exists
Answer:
i believe it would be the last option
Explanation:
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Answer:
(UV) radiation is with recent research showing that UV radiation has the capacity to degrade folate in human blood and skin.
