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 Mendelian inheritance patterns & laws of heredity Co and incomplete dominance Interactions of Genes- Supplementary, Complementary, Duplicate, Epistasis(dominant & recessive) Multiple alleles-Coat colour in rabbit, Human blood group-ABO & Rh Gene expression- Lethal genes, Pleiotropic genes Multiple genes- Seed coat in wheat, skin colour in human  | 
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 Linkage & linkage maps Crossing over- Mechanism, theories, Cytological detection & significance Cytoplasmic inheritance Human genetics- Chromosomal & single gene disorder, Genetics counseling, Amniocentesis Eugenics & Euthenics  | 
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 Determination of Sex – Chromosomal mechanism & environmental influence, the sexual function of X &Y chromosome, Gyandromorphs, Genic Balance Theory, Sex linked inheritance in man & Drosophila, Y linked genes, Sex limited genes, Sex influenced genes Mutations- Chromosomal aberrations, Gene mutations  | 
 Graphical presentation of data (bar diagram, frequency polygon, histogram, pie chart)  | 
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 Mean. mode, median and their significance Standard deviation ,variance and coefficient of variance Tests of significance- t-test(1 population & 2 population test), Chi-square( independence of attributes)  |