Question

name a respiratory pigment​

Answer 1

Answer:

hemoglobin

Explanation:

In vertebrates the respiratory pigment is hemoglobin. Hemoglobin has a molecular weight of about 68,000 and is composed of two pairs of polypeptide chains. Each chain carries an iron-containing heme group. The hemoglobin molecule is capable of transporting four oxygen molecules.

Answer 2

Answer:

In vertibrates the respiratory system is hemoglobin. Hemoglobin has a molecular weight of about 68,000 and is composed of two pairs of polypeptide chain. Each chain carries an iron- containing heme group. The hemoglobin molecule is capable of transporting four Oxygen molecules..

Explanation:

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