Question

what are pollen grains ?​

Answer 1

Answer:

Pollen Grains:-

The pollen grains of seed plants are both remarkable and inten- sively studied structures that have evolved to ensure delivery of the male gametes to the embryo sac during sexual reproduction. Pollen, the haploid microgametophyte, is considered to be the male partner in sexual reproduction.

Answer 2

Answer:

Pollen grains are are thin yellow sticky substances that transfer male gametes to female gamete.