Q. Genes when present in homozygous condition results in non – viable progeny, the factor responsible for such conditions are
A) Polygenes
B) Linked genes
C) Lethal genes
D) Epistatic genes
Explanation
Some genes control phenotypic traits and at the same time they also influence the viability of the individuals. The influence of these genes on viability is such that it may cause death of individual carrying them. Such genes are called lethal genes.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.