The pollen tube usually enters the embryo sac
The pollen tube usually enters the embryo sac
- [AIIMS 2004]
- A
Between one synergid and central cell
- B
By directly penetrating the egg
- C
Through one of the synergids
- D
By knocking off the antipodal cells
Similar Questions
Triple fusion in angiosperm is the fusion of second sperm with
After fertilization the outer integument forms
After fertilization the outer integument forms
$A$ : Triple fusion is associated with the sexual reproduction in all spermatophytes.
$R$ : It is required to form definitive nucleus as nutritive tissue.
$A$ : Triple fusion is associated with the sexual reproduction in all spermatophytes.
$R$ : It is required to form definitive nucleus as nutritive tissue.
For a gene if $A A= male plant, B B= female plant.$ Find out the genotype of endosperm and embryo
For a gene if $A A= male plant, B B= female plant.$ Find out the genotype of endosperm and embryo
Assertion : Double fertilization is characteristic feature of angiospersms.
Reason : Double fertilization involves two fusions
Assertion : Double fertilization is characteristic feature of angiospersms.
Reason : Double fertilization involves two fusions
- [AIIMS 2016]