NEET Biology Genetics And Evolution Revision Notes

  Inheritance and Variation   Mendel’s Law of Inheritance   (1) Mendelism means experiments performed by Mendel on genetics. (2) Mendel’s experiment involved 4 steps as selection, hybridization, selfing and calculations. His results led to the formation of…

NEET Biology Origin And Evolution Of Life Chapter Notes

  Big-Bang Theory :   Proposed by Abbe Lemaitre. According to it, the universe originated about 20 billion years ago due to a thermonuclear explosion. This thermonuclear explosion is called Big-bang. Flat-disc like structure is called SOLAR-NEBULA formed.…