Health and Growth Book 7 Author:Dieter H. Sussdorf PhD, Gladys Gardner Jenkins MA, Elenore T. Pounds MA, Julius B. Richmond MD Cover photograph: A section of lung tissue, specially stained to show DNA and RNA molecules. DNA molecules, which code and direct the cell's living pattern, appear as green ovals. The yellowish material inside the green oval is RNA - which serves as a messenger for DNA. Magnification by ultra-fluorescent microscope. — Chapter titles: — . How can p... more »ollution affect health?
. How can you be a wise consumer?
. How can you help your personality grow?
. What progress has been made in learning about the body?
. Why are sleep and exercise necessary?
. Why is food important to you?
. Who helps promote and protect public health?
. What do you know about drugs, alcohol, and tobacco?