The choice that is not a major similarity or difference between freshwater and marine ecosystems is B. <span>ocean and freshwater system conditions generally remain constant throughout the year.</span>
Answer:
Berlin Wall
Explanation:
that's what the border used to be
<span>D. Stratford-upon-Avon
Hope this helps!
</span>
The tropical rainforest is a biome with a constant temperature and a high rainfall. The level of humidity and density of the vegetation give the ecosystem a unique water and nutrient cycle. Rainforests around the world are threatened by human expansion.