Arrange the following bonds in terms of increasing polarity, beginning with the lowest polarity (Show the electronegativity's) a) Ni-P
b) Si-Cl
c) Al-Cl
d) Cu-Br
e) Pb-I

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