Question

Explain with diagrams prophase l of meiosis

Answer 1

1.Requires relatively small space for growing

2.Pathogen free plants can be raised and maintained economically.

3.Small size of propagules and their ability to proliferate in the soil free environment

4.Stocks of germplasm can be stored and maintained for many years

Hope this is helpful for you

Answer 2

Answer:

Leptotene -

initially the chromosome start condensation and they became compact during liptotene.

Zygotene -

homologos chromosomes starts pairing it is called sinapsis.

Pachytene -

crossing over of non sister chromatids of chromosomes takes place.

Diplotene -

synaptonemal complex dissolves and the human chromosomes of the bi valence separate except at the point of crossing over.

Diakinesis -

the spindle fibres originate and the cross kauwa homeo logos chromosomes are now separated.