Cell Cycle and Division
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Time of Cell Cycle for Yeast?
90min
What Percentage Duration of Cell Cycle Does Interphase Occupy?
> 95%
Phases of Interphase?
• G1 Phase • S Phase • G2 Phase
Which Phase of Interphase Corresponds to Interval B/w Mitosis and DNA replication?
G1
Functions of S phase?
DNA replication Centriole Duplication
Cells Exit Which Stage to Enter G0 Phase?
G1
When Do Golgi Bodies, ER & Nucleolus Disappear in Mitosis?
Late Prophase
What Marks The Start of Metaphase?
Complete Disintegration of Nuclear Envelope
By Which Stage of Mitosis is Condensation of Chromosomes Completed?
Metaphase
In Mitosis, Which Is the Best Stage to Easily Study Morphology of Chromosome?
Metaphase
When Does Nuclear Envelope Reappear in Mitosis?
Telophase
When Do Golgi Bodies, ER & Nucleolus Reappear in Mitosis?
Telophase
In plants, is Cytokinesis Centripetal or Centrifugal?
Centrifugal
In plants, is Cytokinesis Centripetal or Centrifugal?
Centripetal
What are the Stages of Prophase-I?
• Leptotene • Zygotene • Pachytene • Diplotene • Diakinesis
When do Chromosomes start gradually appearing Under the light microscope In Meiosis?
Leptotene
What is the Association of Chromosomes (Pairing During Zygotene) Called?
Synapsis
Complex formed by Two Homologous Chromosomes is Called?
Synaptonemal Complex
In Which Stage Do Bivalents appear Clearly as Tetrads?
Pachytene
Pachytene is characterised by?
Appearance of Recombination Nodules
The Start of Diplotene is recognised by?
Dissolution of Synaptonemal Complex
When Are Chiasmata formed?
Diplotene
In ___ Cells of Some vertebrates, Diplotene can last for months or years?
Oocytes
Diakinesis Is Marked by?
Terminalisation of Chiasmata