Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
a parasite that lives on the outside of its host.
broad group (taxon) in the biological classification system, which is then divided into kingdoms...
mass extinction event of 65 million years ago, in which about 85% of all species on Earth died...
a physical and psychological dependence on alcohol, which affects every aspect of a person's...