ABOUT THE SUBJECT MATTER Adolescence is a time of significant change. The adolescent era spans the interval between childhood and adulthood. It is a time of physical, social, and even emotional upheaval. During this relatively brief period of time not only does physical growth accelerate but, of more significance in the biology of any species, the individual attains reproductive maturity. Within this time frame, the human being acquires the capacity to procreate and perpetuate our species. From a reproductive standpoint, throughout adeolescence the individual is being prepared for perhaps...