Answer:
OB. Run-off from fertilized land increases nitrogen levels in ecosystems and encourages algal growth. is the correct answer.
Explanation:
because This in turn is leading to global warming and weather changes.
Stress is not a symptom of Gingivitis.
Answer:
scientific theory means an idea or proposal of a concept where as an opinion is a thing where u chose something
Explanation:
hope it helped I mate
The hormone calcitonin, which is produced by the parafollicular or C cells of the thyroid, has the opposite effect on blood calcium levels as does PTH. I hope this helps! : )
