instruction:
In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
question:
Sentence: Besides the concentration of dissolve oxygen and nutrients in the water, the availability of sunlight limits aquatic organisms. Question: Besides the concentration of dissolve oxygen and nutrients in the water, what other factor limits aquatic organisms?
answer:
availability of sunlight


question:
Sentence: Duplications (or amplifications ) lead(s) to multiple copies of a chromosomal region. Question: What leads to multiple copies of a chromosomal region?
answer:
duplications (or amplifications )


question:
Sentence: If an air mass forms over an ocean it is called a maritime air mass. Question: If an air mass forms over an ocean it is called what type of air mass?
answer:

maritime