Question

In Pheretima, there are red coloured round bodies in 4th,5th and 6th segments above the alimentary canal. They are believed to be involved in

Answer 1

Answer:

involved in leucocytes production

Explanation:

In Pheretima, the red coloured bodies found in 4th, 5th, 6th segments above the alimentary canal are called blood glands. These glands serve for the manufacture of blood corpuscles (leucocytes) and haemoglobin.