Question

explain the five stages of prophase-1 of meiosis in detail

Answer 1

hiii here is ur answere
DEAR FRIEND
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The MEIOSISis also called reductional division ...
In prophase 1....it is the largest division...
five sub phases of prophase 1 ...are ......

1)-Leptotene ===also called thin thread stage.
=Volume of nucleus increses.
=Formation of astet .

2)-Zygotene-===also called yoked thread stage
=Pairing of homologous chromosomes to form bivalents .
=Futher condesation of chromosomes and moving away of asters .

3)-Pachytene=also called thick thread stage ..
=exchang of genes or crossing over bitween two non-sisters chromosomes of homologus chromosomes occurs at the point

4)-Diplotene=also called dpuble thread stage
=Nucler membrane nd nuckeoli starts disappearing ....

5)-Diakinesis =terminalisation is completed.
=formation of spindle...
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hope its satisfied u .......

....................Abhishek...............


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