A. L. Stanford 
Foundations of Biophysics [PDF ebook] 

Foundations of Biophysics serves as an introductory textbook for physical science students to the principles and problems of the life sciences. The book offers to teach physical science students the basic vocabulary of the life sciences and the applications of physics and chemistry to a wide range of biological problems. Topics presented in the book include biological vocabulary and concepts; biological functions at the molecular level of each biological system; and commonly used tools of experimental biophysics. Students in the field of physics, chemistry, biology, and engineering will find the book a good learning material.