Crops directly feed us or animals we keep for food. They are commonly cereals, fruit and vegetables. We can change (or modify) crops in two key ways - selective breeding and genetic modification.

Examples of these that are used today include ... but has also been very controversial. In agricultural biotechnology, changes are made directly to the plant's genome. Once the gene that ...

Fermentation is a process that dates back thousands of years and was the first example of biotechnology in human history. The impact of fermentation on ancient culture and food cannot be ...