Protagonist of fantastic beasts and where to find them.

your answer should be c) enjoy!

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully