You are presented with the quiz "what uses flagella to move?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "flagella help prokaryotes move" and "prokaryotes All bacteria are prokaryotes".   So, what's the best answer to the question?
bacteria
--
You are presented with the quiz "What can change to a solid from a liquid after adding heat energy?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "melting means changing from a solid into a liquid by adding heat energy" and "energy is needed to melt the ice".   So, what's the best answer to the question?
ice
--
You are presented with the quiz "What can cause harm to an organism?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "electrocution causes harm to an organism" and "household wiring was involved in most of the electrocutions".   So, what's the best answer to the question?
faulty household wiring
--
You are presented with the quiz "What group of animals do chordates belong to?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "chordates have a complete digestive system and a closed circulatory system" and "vertebrates have a closed circulatory system".   So, what's the best answer to the question?
