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Summary: RNA world hypothesis about origin of life was based on known properties of RNA but in formulating this hypothesis, limitations of RNA as a molecule capable of independently supporting life like activities were overlooked. These limitations are pointed out and DNA is suggested as the more plausible alternative.
Author: Dr Mahesh C. Jain is a practicing medical doctor and has written the book “Encounter of Science with Philosophy – A synthetic view”. The book begins with first chapter devoted to scientifically valid concept of God and then explains cosmic phenomena right from origin of nature and universe up to origin of life and evolution of man. The book includes several chapters devoted to auxiliary concepts and social sciences as corollaries to the concept of God. This is the only book which deals with origin of nature and universe from null. Twenty-ninth chapter of the book deals with the subject matter of ‘Origin of Life’.