A biotic factor is a living component in an ecosystem and coral is living
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South America and the western United States became more accessible for trade in the early 1900's. This was because of the opening and building of the Panama Canal.
It’s d the sometimes swampy coniferous forest of high northern latitudes, especially that between the tundra and steppes of Siberia and North America.
Answer:
Explanation:
Highlands were created from asteroids hitting the moon, Maria's were created from lava filling in the cracks of the moon, and rules we're formed from the collapsed lava tubes.
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