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: Hawks have ____ toes pointing forward and one pointing backwards.

Answer: three


Question: Neutrons consist of one up quark and ____ down quarks.

Answer: two


Question: Colostrum supports the human organism in ____ main ways.

Answer:
two