Question : {:(1.,"Waldeyar",-,(a),"Role of chromosome in heredity"),(2.,"James Watson and Crick",-,(b),"Father of genetics"),(3.,"Hugo de vries",-,(c),"Down's syndrome"),(4.,"Langdon Down",-,(d),"Chromosomes"),(5.,"T.H Morgan",-,(e),"Mutation"),(6.,"Gregor Johan Mendel",-,(f),"Model of DNA"):}

Question : {:(1.,"Waldeyar",-,(a),"Role of chromosome in heredity"),(2

1.	Question : {:(1.,"Waldeyar",-,(a),"Role of chromosome in heredity"),(2.,"James Watson and Crick",-,(b),"Father of genetics"),(3.,"Hugo de vries",-,(c),"Down's syndrome"),(4.,"Langdon Down",-,(d),"Chromosomes"),(5.,"T.H Morgan",-,(e),"Mutation"),(6.,"Gregor Johan Mendel",-,(f),"Model of DNA"):}
Answer» Solution :1. chromosomes 2. Model of DNA 3. Mutation 4. Down.s syndrome 5. Role of chromosome in HEREDITY 6. Father of genetics