Biology, 21.03.2020 08:52 tiannaetzel

13. A typical pollen grain of a seed plant might contain
a male and female gametophytes.
b. a microspore mother cell.
C a generative cell and a tube cell.
d a mėgaspore and two sperm cells.

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13. A typical pollen grain of a seed plant might contain
a male and female gametophytes.
...