2points
what is a double bond?
o
a. an ionic bond between 2 atoms where 2 electrons have been
transferred
o
b. a covalent bond between 2 atoms where each atom contributes 4
electrons
c. a covalent bond between 2 atoms where each atom contributes 1
electron
d
d. a covalent bond between 2 atoms where each atom contributes 2
electrons

It's actually D: A covalent bond between 2 atoms where each atom contributes 2  electrons

Explanation:

you go to account and hit delete!

explanation:

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products