Question

heamoglobin is ?
1 - skin pigment
2 - respiratory pigment
3 - vitamin
4 - carbohydrate ​

Answer 1

Answer:

haemoglobin is a respiratory pigment

Explanation:

Hemoglobin, also spelled haemoglobin, iron-containing protein in the blood of many animals—in the red blood cells (erythrocytes) of vertebrates—that transports oxygen to the tissues. ... In the oxygenated state, it is called oxyhemoglobin and is bright red; in the reduced state, it is purplish blue.

Answer 2

Answer:

2 .respiratory pigment