The new advancement in genetics and reproductive technologies is one of the most relevant controversial topics concerning students in science education today. This study investigates the role of teachers in providing an environment for students in which they can interchange ideas and discuss ethical issues in science classrooms. This study…

This paper describes a study of high school students' participation in the construction and revision of explanatory models as they attempted to account for a variety of inheritance phenomena observed in computer-generated "fruit flies". Throughout the course students were encouraged to explore epistemological issues related to the assessment and…

This paper explores the historical origins of attention deficit disorder/attention deficit hyperactivity disorder (ADD/ADHD) as a neurological disorder, current neurological and genetic research concerning the etiology of ADD/ADHD, and implications for diagnosis and treatment. First, ADD/ADHD is defined and then the origins of ADD/ADHD as a…

As both individuals and societies, we are making decisions today that will have profound consequences for future generations. From preserving Earth's plants and animals to altering our use of fossil fuels, none of these decisions can be made wisely without a thorough understanding of life's history on our planet through biological evolution.…

Contemporary researchers have either a materialistic orientation, represented by behaviorism, or a nonmaterialistic orientation, represented by phenomenology; both are similar in their concern with internal as opposed to external determinants a relatively recent ideological shift in psychological research. (Author/JM)

A case of partial trisomy of the short arms of chromosome number 11 resulting in profound retardation and multiple physical defects was confirmed by means of fluorescent karyotyping of the chromosomally balanced carrier father. (Author)

Discusses the basis of sickle cell Anemia, including: a description of the diseased blood, genetic implications, recognition of symptoms in infancy, the need for implementation of wide screening procedures, and the future prospects of a cure. (AJ)

Discusses fully necessity for parent, community education concerning birth defects; need for proper prenatal care as possible means of prevention, flexible services for handicapped children with focus on child, not handicap. (CJ)