The number of free nuclei formed before cellularisation varies greatly .Please explain this line.
endosperm tissue. The cells of this tissue are fined with 
reserve food materials and are use or e nutrition of 
the developing the PEN undergoes successive 
nuclear divisions to give rise to free nuclei. This stage of 
endosperm development is called free-nuclear endosperm.
Subsequently cell wall formation occurs and the 
endosperm becomes cellular. The number of free nuclei 
formed before cellularisation varies greatly The coconut 
water from tender coconut that you are familiar with, is 
nothing but free- nuclear endosperm (made up of 
thousands of nuclei) a n surrounding white kernel is the cellular endosperm. 
Endosperm may either be completely consumed by the 
developing embryo (e.g.. pea. groundnut, beans) before seed 

Dear AR,
"The number of free nuclei formed before cellularisation varies greatly" means the PEN undergoes successive nuclear
divisions to give rise to a large number of free nuclei which varies in number from one endosperm to another.

regards

 

  • -1
What are you looking for?