When mendel allowed the tall f1 pea plants(tt) to self-pollinate,
a. the offspring were of medium height
b. all of the offspring were tall
c. all of the offspring were short
d. some of the offspring were short

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.