MCQ
Meiosis is significant because
- AIt produces identical cells
- ✓It restores the original number of chromosomes (after fertilization)
- CThere is doubling of $DNA$ contents in the cell
- DIt occurs only in vegetative cells
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$R$-It is because of the ionisable nature of $-NH_2$ and $-COOH$ groups
Select the right options for $A, B, C$ and $D$ to the complete the given statement
| Column $I$ | Column $II$ |
| $A.$ Synapsis aligns homologous chromosomes | $(i)$ Anaphase $II$ |
| $B.$ Synthesis of $RNA$ and protein | $(ii)$ Zygotene |
| $C.$ Action of enzyme recombinase | $(iii)$ $G_2$ phase |
| $D.$ Centromeres do not separate but chromatids move towards opposite poles | $(iv)$ Anaphase $I$ |
| $(v)$ Pachytene |