A. Rigidity of body parts
B. impermeability of water
C. Prevent evaporation
D. Toughness and flexibility
Correct Answer: Rigidity of body parts ✔
Last Updated: March 28, 2019
A. Rigidity of body parts
B. impermeability of water
C. Prevent evaporation
D. Toughness and flexibility
Correct Answer: Rigidity of body parts ✔
Last Updated: March 28, 2019