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 molecule that stores large amounts of energy that can be used for metabolic activity.
two bean-shaped guard cells surrounding a pore in the epidermis of a leaf that allow gases to...
(also called elimination or defecation) the process whereby undigested food remains are expelled...
substance used to test for the presence of starch. It is a mixture of elemental iodine,...
a biological membrane that separates the interior of all cells from the outside environment.
irreversible disease where the alveoli are damaged, resulting in breathing difficulties.