It cover various topics including: Gametogenesis-spermatogenesis, oogenesis, fertilization, block to polyspermy, metamorphosis in insects and amphibians, vitellogenesis process, regeneration- epimorphosis in salamnder limb, morphollaxis-hydra, aging, teratology/teratogens, infertility, This is in accordance to syllabus of various institutions including Delhi University.