New and revised textbooks.

Presents several textbooks on science. "Human Evolutionary Genetics: Origins, Peoples and Disease," by Mark A. Joblin, Matthew Hurles and Chris Tyler-Smith; "Understanding DNA; The Molecule and How it Works," Third Edition," by Chris Calladine, Harace Drew , Ben Luisi and Andrew Travers; "Animal Physiology," by Richard W. Hill, Gordon A. Wyse & Margaret Anderson.