In what form do most organism use carbohydrates in respiration

Carbohydrates, in particular glucose, are the main source of energy for nearly all living things. Plants and other photosynthetic autotrophs produceglucose through photosynthesis, which they break down during aerobic cellular respiration to form ATP, theform of energy usable by cells.

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .