Q. Improvement of human race through hereditary qualities is called
A) Disruptive
B) Directional
C) Stabilizing
D) Coevolution
Explanation
Directional selection operates on the range of phenotypes existing within the population and exerts selection pressure, which moves the mean phenotype towards one phenotypic extreme.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.