4. Formation of
Sub cuticular space
5. Secretion of
moulting gel
in the sub cuticular space which is rich with chitinase and protease.
6. New epicuticle formation: Lipoprotein layer (cuticulin) is laid over the epidermis.
7. Procuticle formation: Procuticle is formed below the epicuticle.
8. Activation of moulting gel: Moulting gel is converted into moulting fluid rich in enzymes. This
activates endocuticle digestion and absorption.
9. Wax layer formation: Wax threads of pore canals secrete wax layer.
10. Cement layer formation : Dermal glands secretes cement layer (Tectocuticle).
11.
Moulting:
This involves two steps
i.
Dostları ilə paylaş: