Describing the types of barnacles would be what kind of data?

it is either c or d and i know for sure it is not a or b

where is the scientific experiment?

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.

answer australia and antarctica;