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.

[EX Q]: Coyotes typically have ____ toes on each forefoot and four toes on each hind foot.
[EX A]: five

[EX Q]: Prions are protein molecules which have ____ metastable states.
[EX A]: two

[EX Q]: Litters contain from ____ to four kittens, and tend to be much larger when prey is abundant.
[EX A]:
one