You are presented with the quiz "What do the building blocks of DNA bind together to form?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "many nucleotides bind together to form a chain called a polynucleotide" and "nucleotides are the building blocks of DNA ".   So, what's the best answer to the question?
chain called a polynucleotide
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You are presented with the quiz "What use pheromones to communicate with each other?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "echinoderms use pheromones to communicate with each other" and "all echinoderms are deuterostomes ".   So, what's the best answer to the question?
deuterostomes
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You are presented with the quiz "Cycles of freezing and thawing water help to make"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cycles of freezing and thawing water cause ice wedging" and "temperature change and ice wedging help to make soil".   So, what's the best answer to the question?
soil
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You are presented with the quiz "what does a gasoline lawn mower convert gasoline into?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "agasoline lawn mower converts gasoline into motion" and "movement is thought in motion".   So, what's the best answer to the question?

movement
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