What is meant by PEN ?

Answer Posted / abhilash

PEN means primary endosperm nucleus.this is formed during
triple fusion and double fertilisation process.second male
gamete fuses with two polar nuclei and forms the primary
endosperm nucleus which is triploid in condition.

Is This Answer Correct ?    6 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are living reservoirs?

502


Explain the filamentous structure of Rhizopus?

1580


what is the composition of red rice?

1719


What is the botanical name for the horizontal stems that allow a plant to spread underground?

540


what's the effect of dichlorodiphenyl trichloroethane on plants?

1448






please tell me answer of these qs. what is pure botany? what is applied botany? i face these Qs in commission exam plz plz help me.

2017


At which growth stage of wheat maximum biological nitrogen fixation occurs?

1424


What is pollination?

1636


what are isoflavonoids and tanins?

1540


what are the new agricultural techniques which can improve the production on agriculture?

1492


what is the space filled with in between the cell membrane and the cell wall when the cell is plasmolysed ??

1428


what are the constituents of nutrient solution for hydroponic system?

1407


What is the need for chloroplast and mitochondrial DNA in the plant cell?

1636


What is an analogy for microtubules?

579


How does fertilizers can be made?

1351