extranuclear inheritance dr.shivani gupta, pggcg-11, chandigarh
DESCRIPTION
Extranuclear Inheritance Organelle heredity –Organelles that contain chromosomes Chloroplasts and mitochondria Infectious heredity –Involves a symbiotic or parasitic association with a microorganism Maternal effect –Nuclear gene products are stored in ooplasm and distributed to cells as the fertilized egg divides to form developing embryo