Question

Why RBC in red colour

Answer 1

Answer:

Haemoglobin

Explanation:

Red blood cells carry haemoglobin due to which red blood cells appear red in colour.

Answer 2

Answer:

Human blood is red because of the protein hemoglobin, which contains a red-colored compound called heme that's crucial for carrying oxygen through your bloodstream. Hemoglobin bound to oxygen absorbs blue-green light, which means that it reflects red-orange light into our eyes, appearing red