Girasol definition, an opal that reflects light in a bright luminous glow. See more.
Pheophytin or phaeophytin (abbreviated Pheo) is a chemical compound that serves as the first electron carrier intermediate in the electron transfer pathway of Photosystem II (PS II) in plants, and the photosynthetic reaction center (RC P870) found in purple bacteria.
Creatine phosphate is an organic compound that provides a quick source of energy for muscle fibers to contract when they need an initial burst of energy. It is also found in the brain and provides a similar burst of energy for neurons.