Q. Which of the following is present in the integument of frog but not in mammals?
A) Dermis
B) Mucous gland
C) Sweat glands
D) Stratum germinativum
Explanation
Mucous glands are present in the skin of frog, which secrete mucus that makes the frog’s skin slippery and moist and help in cutaneous respiration, i.e., gaseous exchange occurs through skin.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.