Answer:
The reason why it occurs is when the organism doesn't have the desirable traits it needs to survive.
Explanation:
Nitrogen, I found my answer here
http://slideplayer.com/slide/8953264/
I believe your answer would be A.
Hope this helps!!
Answer: Option A) ecosystem
The term ecosystem describes all interacting species, such as moose, ticks, and wolves, as well as their surrounding environment of trees, vegetation, and climate.
Explanation:
Ecosystem is the interrelationship of living organisms (plants, animals and microorganisms) with their environment. Hence, ecosystem include biotic (living) components such as mouse or wolves and abiotic components (non-living) such as climate or soil structure.
Answer:
it woud have tow different rezalts
Explanation: