What is the molecular structure of a spider web, and what part of the web makes it so grippy when it is stuck to almost any surface?

What three things determine the shape and size of a puddle when water is poured out onto a surface

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors

Ab c or d ? i’m not sure what the answer is