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: Warthogs also sport ____ sharp tusks.

Answer: four


Question: Female dogs come into heat every ____ months or so.

Answer: six


Question: All Dishevelled proteins have ____ highly conserved domains.

Answer:
three