Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.
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Question: Chromatography is unique because of ____ reasons.

Answer: three


Question: Blood Parrots are a hybrid of ____ Cichlids species.

Answer: two


Question: Platelets have a short life-span of just ____ days .

Answer:
five