MCQ
Spermatogonia undergo ....... to produce spermatozoa
- AMitosis
- ✓Meiosis
- CDedifferentiation
- DNone
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Choose the correct combination of $A$ and $B$
$(A)$ Linked genes cause absolute lethality
$(B)$ Persons affected by $PKU$ do not show mental disorder
$(C)$ $F_{2}$ ratio in codominance and incomplete dominance are same
$(D)$ Sex of male Drosophila is dependent on $Y-$chromosome