Question

what is the blood? why is it red

Answer 1

blood is the medium to transfer substances from one part of the body to another.
blood is red due to the presence of red Coulred pigment called haemoglobin.

hope it helps you.

Answer 2

hii friend

here's ur answer

Blood is in red colour because of presence of a red pigment called Haemoglobin.

It is a red protein transporting oxygen in the blood.

hope it helps you
thank you