Fetal Alcohol Syndrome
The Division of Alcohol and Drug Abuse has put together this fact sheet about Fetal Alcohol Syndrome (FAS). What causes FAS and what are some of the symptoms associated with the syndrome?
Vertebrates: Life
History and Ecology
Visit this site for a discussion of the life history and ecology of vertebrates. What do dogfish sharks and most mammals have in common?
The
Angiosperm Life Cycle
This site has a description of the life cycle of flowering plants. It includes photographs of flower parts. Compare the life cycles of angiosperms and gymnosperms. Do gymnosperms
have an endosperm?