'प्रभावी जीन' (dominant gene) और 'अप्रभावी जीन' (recessive gene) में अंतर है:

उत्तर: (B) Dominant expresses even with one copy; recessive needs two copies to express — Dominant gene (T): expresses its trait even in heterozygous (Tt) condition. Recessive (t): expresses only in homozygous (tt). Mendel's pea experiments demonstrated this. Example: brown eyes (dominant)...