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Which of the following pigment is found in the blood of Pheretima ?
[CPMT -88]
- a)Haemoglobin
- b)Haemocyanin
- c)Erythrocruanin
- d)(1) or (3)
Correct answer is option 'D'. Can you explain this answer?
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Which of the following pigment is found in the blood of Pheretima ?[CP...
Answer:
Explanation:
Pheretima, also known as the earthworm, is an annelid that belongs to the phylum Annelida. The blood of Pheretima contains a pigment that is responsible for carrying oxygen. Let's analyze the given options to determine which pigment is found in the blood of Pheretima.
Haemoglobin:
Haemoglobin is the oxygen-carrying pigment found in the red blood cells of vertebrates. It consists of a heme group and a globin protein. While haemoglobin is present in the blood of vertebrates, it is not found in the blood of Pheretima.
Haemocyanin:
Haemocyanin is a copper-containing pigment found in the blood of several invertebrates, including arthropods and mollusks. It is responsible for transporting oxygen in these organisms. However, haemocyanin is not found in the blood of Pheretima.
Erythrocruanin:
Erythrocruanin is a pigment that is found in the blood of certain annelids, including earthworms. It is responsible for carrying oxygen in these organisms. Therefore, erythrocruanin is found in the blood of Pheretima.
(1) or (3):
Based on the analysis above, it can be concluded that the correct answer is option 'D' - (1) or (3). Both haemoglobin and erythrocruanin are pigments found in the blood of Pheretima.
In summary, the pigment found in the blood of Pheretima is erythrocruanin.
Explanation:
Pheretima, also known as the earthworm, is an annelid that belongs to the phylum Annelida. The blood of Pheretima contains a pigment that is responsible for carrying oxygen. Let's analyze the given options to determine which pigment is found in the blood of Pheretima.
Haemoglobin:
Haemoglobin is the oxygen-carrying pigment found in the red blood cells of vertebrates. It consists of a heme group and a globin protein. While haemoglobin is present in the blood of vertebrates, it is not found in the blood of Pheretima.
Haemocyanin:
Haemocyanin is a copper-containing pigment found in the blood of several invertebrates, including arthropods and mollusks. It is responsible for transporting oxygen in these organisms. However, haemocyanin is not found in the blood of Pheretima.
Erythrocruanin:
Erythrocruanin is a pigment that is found in the blood of certain annelids, including earthworms. It is responsible for carrying oxygen in these organisms. Therefore, erythrocruanin is found in the blood of Pheretima.
(1) or (3):
Based on the analysis above, it can be concluded that the correct answer is option 'D' - (1) or (3). Both haemoglobin and erythrocruanin are pigments found in the blood of Pheretima.
In summary, the pigment found in the blood of Pheretima is erythrocruanin.
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Which of the following pigment is found in the blood of Pheretima ?[CPMT -88]a)Haemoglobinb)Haemocyaninc)Erythrocruanind)(1) or (3)Correct answer is option 'D'. Can you explain this answer?
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