instruction:
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.
question:
Water is moved underneath the body by most or all of the ____ arms.
answer:
eight


question:
Amphibians are the first true vertebrates with ____ limbs.
answer:
four


question:
Polyploidy is the condition in which each cell contains ____ or more sets of chromosomes.
answer:

three