A. Bird migration
B. Directional growth of a plant
C. Longevity of animal species
D. Behavioral pattern of human
Submitted by: Malik Asghar Hussain
Correct Answer: Directional growth of a plant ✔
Last Updated: December 14, 2019
A. Bird migration
B. Directional growth of a plant
C. Longevity of animal species
D. Behavioral pattern of human
Submitted by: Malik Asghar Hussain
Correct Answer: Directional growth of a plant ✔
Last Updated: December 14, 2019