![We have two types of blood in our body, red and blue. But when we bleed, only red blood comes out. Why is it that no blue blood ever comes out? - We have two types of blood in our body, red and blue. But when we bleed, only red blood comes out. Why is it that no blue blood ever comes out? -](https://qph.cf2.quoracdn.net/main-qimg-aa7885e750d2463a20c648f232c70472.webp)
We have two types of blood in our body, red and blue. But when we bleed, only red blood comes out. Why is it that no blue blood ever comes out? -
Why is blood red? The colour of blood is red because of haemoglobin present in blood cells. Haemoglobin has a molecule called a “heme” which has the... | By Silabu-The social learning
![Mayo Clinic Q and A: Blood disorder causes body to make too many red blood cells - Mayo Clinic News Network Mayo Clinic Q and A: Blood disorder causes body to make too many red blood cells - Mayo Clinic News Network](https://newsnetwork.mayoclinic.org/n7-mcnn/7bcc9724adf7b803/uploads/2017/11/red-blood-cells_185574854-original-size.jpg)