Rewritten throughout for enhanced clarity and readability without sacrificing content this best-seller offers a focus on problem-solving and engaging discussions of relevant applications. Effectively covers the essentials of allied health chemistry without excessive and unnecessary detail. Puts chemistry in the context of everyday life. Covers biochemistry thoroughly to allow for flexible treatment and places emphasis on its relevance to society. Updates and expands content throughout in topics such as DNA, genomics, chemical messengers, the new food pyramid, and the modern view of nucleic acid chemistry and protein synthesis. Revises illustrations throughout for increased effectiveness. Redesigned diagrams and bulleted lists for a clearer layout. A useful resource for anyone working in the fields of nursing, physical therapy, agriculture, home economics, aquaculture or those who simply have a desire to learn more about the basic concepts of chemistry and biochemistry.