What is most important in life of human beings

Human values are most important in life—so important that people are and should be ready to sacrifice almost anything to live with their values. Honesty, integrity, love, and happiness are some of the end values or destination values that human beings seek to attain, practise and live with.

it has to be human values unless if the question is emphasizing on something materialistic

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.