Question

What kind of graph is shown in the picture?

(a) Direct plot

(b) Scatchard plot

(c) Double reciprocal plot

(d) Michele’s menten plot

I had been asked this question by my school principal while I was bunking the class.

Query is from Factors Affecting Protein Drug Binding in portion Protein Binding of Drugs of Drug Biotechnology

Answer 1

The correct option is (a) Direct plot

For explanation I would say: The graph which is got by potting r v/s D then we call it a direct plot. When all the binding sites are occupied by the drug, the protein is saturated and plateau is reached. At the plateau r=N.