Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question
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Question

What distinguishes the mammalian integumentary system from that of other vertebrates?
Options
A Scaly outer surface
B Presence of hair and sebaceous glands
Correct Answer
C Chitinous cuticle
D Mucus-covered skin
Correct Answer

Option B is the correct answer.

Detailed Explanation

Mammalian skin uniquely features hair follicles and sebaceous (oil) glands. Hair provides insulation, sensation, and protection; sebum lubricates skin and hair.

Hint

Reptiles have scales; amphibians have moist, glandular skin.

Question Info

Course: ZOO 101
Topic: ZOO 101 Past Questions
Type: Objective
Difficulty: Not specified
Question 142 of 2214
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