Low potassium levels can cause leg cramps. Apple cider vinegar is high in potassium and this tonic should help quickly if your leg cramps are caused by low potassium: Mix 2 teaspoons apple cider vinegar, 1 teaspoon honey in a glass of warm water and drink.
The hammerhead ribozyme is a RNA molecule motif that catalyzes reversible cleavage and joining reactions at a specific site within an RNA molecule.
The hammer head shark contains multiple organs that are suited for their environment in the Great Barrier Reef. Their skin, which is an integument organ, is made of an atmosphere of dermal denticles or placoid cells.