A) Trachea
B) Epidermis
C) Mouth cavity (buccal)
D) Lining of blood vessels
Correct Answer: B
Solution :
The skin epidermis of vertebrate animals is consist of keratinizing squamous epithelium in which cells of upper layer are dead with insoluble dead fibrous keratin protein.You need to login to perform this action.
You will be redirected in
3 sec