1. name the mutation
original strand of dna:AATCGTC
mutated strand of dna:TAATCGTC
​

Insertion

Explanation:

An insertion is the addition of one or more nucleotide base pairs into a DNA sequence.

In this case, T was added to the strand

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