In angiosperm, all $4$ microspores of tetrad are covered by a layer which is formed by
In angiosperm, all $4$ microspores of tetrad are covered by a layer which is formed by
- [AIPMT 2002]
- A
Callose
- B
Cellulose
- C
Sporopollenin
- D
Pectocellulose
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Pick out wrong statement.
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Nucellar embryo is
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- [AIIMS 1993]
Through which cell of the embryo sac, does the pollen tube enter the embryo sac
Through which cell of the embryo sac, does the pollen tube enter the embryo sac
- [AIPMT 2005]
Pollinia is found in which of the following plant family
Pollinia is found in which of the following plant family
- [AIIMS 2001]
Fillform apparatas is a feature of
Fillform apparatas is a feature of