C. Your hypothalamus is that tells you this information.
The carbon cycle is nature's way of reusing carbon atoms, which travel from the atmosphere into organisms in the Earth and then back into the atmosphere over and over again. Most carbon is stored in rocks and sediments, while the rest is stored in the ocean, atmosphere, and living organisms.
A nucleophilic addition-elimination reaction between the carboxylic group and the amino group bonds the amino acids together.
Plant cells have thick, sturdy cell walls, which provide rigidity and hold up the plant.
The loan from d to e represents evaporation
