Red blood cell Carry oxygen. Contain haemoglobin (rich in iron) to carry oxygen. Biconcave shape to provide a large surface area for the diffusion of oxygen. No nucleus to provide more space for ...

All blood vessels are specifically structured to perform their function. For example ... of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell ...

Hidden within our bones, marrow sustains life by producing billions of blood cells daily, from oxygen-carrying red cells to immune-boosting white cells. This vital function is often disrupted in ...

A new gene editing treatment has been approved for use in the NHS, which will help treat sickle cell disease patients ...