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Choose the odd one for metaphase.
(a)Each chromosome has two chromatids
(b)Attachment of spindle fibres to kinetochore
(c)Splitting of centromere
(d)Alignment of chromosome at equator

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Important Questions on Cell Cycle and Cell Division
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Match the columns and select the correct match
Column I | Column II | ||
(A) | Pachytene | (i) | Synapsis |
(B) | Zygotene | (ii) | Recombination |
(C) | Diplotene | (iii) | Chiasmata |
(D) | Diakinesis | (iv) | Terminalisation of chiasmata |

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Identify the different stages of cell cycle from the features given below:
A - Can lasts for months or years in oocytes of some vertebrates
B-Resting phase that lasts for more than $95 \%$ of the duration of cell cycle
C - Short lived stage between two meiotic divisions

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Read the following statements.
A. Bivalent chromosomes clearly appears as tetrads in pachytene
B. In plant cells cytokinesis occur by the formation of cell plate, which grow centripetally
C. The X-shaped structures appears prominently during diplotene
D. The synaptonemal complex develops during leptotene
How many of the above statements are correct?

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