Q. Which of the following statement is correct?
A) Stem cells are specialized cells
B) There is no evidence of the existence of gills during embryogenesis of mammals
C) All plants and animals cells are totipotent
D) Ontogeny repeats phylogeny
Explanation
Recapitulation theory or biogenetic law states that ontogeny (development of embryo) is recapitulation of phylogeny (ancestral history).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.