NEET UG 2015 — Cell Cycle and Cell Division

Botany Cell Cycle and Cell Division questions from NEET UG 2015.

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3 Cell Cycle and Cell Division Questions from 2015

A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has:

Arrange the following events of meiosis in the correct sequence: i. Crossing over ii. Synapsis iii. Terminalisation of chiasmata iv. Disappearance of the nucleolus

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Select the correct option: <table class="pyq-table"><tbody><tr><td></td><td>I</td><td></td><td>II</td></tr><tr><td>($a$)</td><td>Synapsis aligns homologous chromosomes</td><td>($i$)</td><td>Anaphase – II</td></tr><tr><td>($b$)</td><td>Synthesis of RNA and protein</td><td>($ii$)</td><td>Zygotene</td></tr><tr><td>($c$)</td><td>Action of enzyme recombinase</td><td>($iii$)</td><td>${G}_{2}$ – phase</td></tr><tr><td>($d$)</td><td>Centromeres do not separate but chromatids move towards opposite poles</td><td>($iv$)</td><td>Anaphase – I</td></tr><tr><td></td><td></td><td>($v$)</td><td>Pachytene</td></tr></tbody></table>

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