Cells are the smallest unit of life. Cells in multicellular plants and animals are arranged into tissues, organs and organ systems. Cells. Tissues. Organs. Organ systems. And the organism itself.

There are a lot of questions asked about the use of animals in research – and a lot of misconceptions. Here are our answers to some of the most commonly asked questions. In the UK all new medicines ...

Animal therapy or pet therapy refers to the use of animals as a way to help people cope with and recover from some physical and mental health conditions. Depending on the function of the therapy, ...