Red blood cells rely on glucose for energy and convert glucose to lactate. The brain uses glucose and ketone bodies for energy. Adipose tissue uses fatty acids and glucose for energy. The liver ...

The human body uses three types of molecules to yield ... Although that may sound strange, human red blood cells are the most common cells lacking mitochondria. Other examples include tissues ...

Red blood cells deliver oxygen and take away rubbish. And your white blood cells are like police looking for germs. There's a lot going on inside you! Blood transports materials around the body ...

It’s also known as an erythrocyte count. Your hematocrit is the volume of red blood cells in your body. A hematocrit test measures the ratio of RBCs in your blood. Platelets are small cells that ...