The Mid-Atlantic Ridge is cause by a divergent boundary.
The characteristic of the weak non covalent interactions that enable the assembly, stability and functions of bio molecules is that NON COVALENT INTERACTIONS HAVE LARGE AGGREGATE STRENGTH WHEN MULTIPLE INTERACTION ARE PRESENT.
Although they are considered as weak forces, but when present in large number, non covalent interaction has the capacity to stabilize large polymers using their aggregate strength.
The importance of food chain is to keep its environment going and producing each community of each factor
the other answer is wrong its d