What is a gene with two dominant alleles that are expressed at the same time?

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

i do believe the correct answer would be the third one. location c, because earth is tilted away from the sun at this time

hope this

answer; ///the above statement is (true);

copper and glass have high electrical conductivity