By experimenting with pea plant breeding, Gregor Mendel developed three principles of inheritance that described the transmission of genetic traits before anyone knew exactly what genes were ...

CBSE Principles of Inheritance and Variations Class 12 Mind Map: CBSE is the central education board that takes care of education all over India.

MCQs for Class 12 Principles of Inheritance and Variations: Download PDF of MCQs with answers for CBSE Class 12 Biology Chapter 4 here. All questions are based on revised CBSE syllabus.

Blending inheritance would quickly erode such variation, since all traits would be combined from one generation to the next until all individuals shared the same blended phenotype.