Which of these steps would most likely be part of a lab procedure? write a hypothesis to answer a question. write a title at the top of a completed lab report. record the time to complete a chemical reaction. create a question on the cause of a chemical reaction.

Ithink the answer would be a

The answer is water molecules are split.cellular respiration and photosynthesis are complement  reactions to each other. these are reverse reactions. in cellular respiration glucose and oxygen yield water and carbon dioxide. so, when respiration begins,  glucose molecules are split. in the opposite reaction - in photosynthesis, carbon dioxide and water yield glucose and oxygen. thus,  when respiration begins, water molecules are split.

If your workout exceeds an hour you should substitute "a sports drink" for water.hope my answer has you : )

Isso9