Which of the following traits in humans can be affected by environmental factors?
A.
Skin colour
B.
Eye colour
C.
Baldness
D.
Tongue-rolling
Answer: A
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.