Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
minerals and vitamins that are taken as nutritional supplements to regular food (in the form of a drink, tablet or 'shake') which aims to provide nutrients that may be missing or in inadequate quantities in a person's diet.
can be broken down, in a reasonable amount of time, into its base compounds by micro-organisms...
organisms, such as plants, which are able to produce their own organic foodstuffs from inorganic...
the membrane surrounding the vacuole. It is similar in structure and function to the cell...
a small, corky pore or narrow line on the surface of the stem of a woody plant that allows the...