We're all very complex organisms, made up of lots of different types of cells carrying out different jobs in our bodies; such as nerve cells, blood cells, fat cells and muscle cells. So ...

Two years ago, I was filling out an application to volunteer at a ... on the surface of your red blood cells, you have negative blood. Here's three main ways to type your blood: One of the easiest ...

However, most remaining cell types in the human body have mitochondria ... we consider how hormones influence our energy metabolism. Fluctuations in blood levels of glucose trigger secretion ...