Cell Cycle and Cell Division Question 44
44. Select the correct option :
[2015 RS]
| I | II | ||
|---|---|---|---|
| A | Synapsis aligns | (i) | Anaphase-II |
| B | Synthesis of RNA and protein | (ii) | Zygotene |
| C | Action of enzyme recombinase | (iii) | G2-phase |
| D | Centromeres do not separate but chromatids move towards opposite poles | (iv) | Anaphase-I |
| (v) | Pachytene |
$\qquad$ A $\qquad$ B $\quad$ C $\quad$ D
(a) $\quad$ (ii) $\quad$ (iii) $\quad$ (v) $\quad$ (iv) $\quad$
(b) $\quad$ (i) $\quad$ (ii) $\quad$ (v) $\quad$ (iv) $\quad$
(c) $\quad$ (ii) $\quad$ (iii) $\quad$ (iv) $\quad$ (v) $\quad$
(d) $\quad$ (ii) $\quad$ (i) $\quad$ (iii) $\quad$ (iv) $\quad$
Show Answer
Answer : a
Hints & Solutions
(a) Pachytene - Crossing over mediated by recombinase enzyme.
Zygotene - Pairing of homologous chromosomes
$G_2$ phase - Synthesis of RNA and protein
Anaphase I - Centromeres do not separate but chromatids move towards opposite poles.
