In a DNA molecule, the number of adenine bases equals the number of thymine bases because thymine on one strand bonds to adenine
on the other strand.
True or false

the cell theory states that all living things including animals, as well as plants, are made of cells.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme