Q.

Select the correct option.    [2015]

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-phase
D. Centromeres do not separate but chromatids move towards opposite poles (iv) Anaphase I
  (v) Pachytene

 

1 A-(i), B-(ii), C-(v), D-(iv)  
2 A-(ii), B-(iii), C-(iv), D-(v)  
3 A-(ii), B-(iii), C-(v), D-(iv)  
4 A-(ii), B-(iii), C-(v), D-(iv)  

Ans.

(4)

Synapsis aligns homologous chromosomes – Zygotene

Synthesis of RNA and protein – G? phase

Action of enzyme recombinase – Pachytene

Centromeres do not separate but chromatids move towards.opposite poles  – Anaphase I"