Question

what is the male reproductive unit of a flower?

what does pollen grain contain?​

Answer 1

Answer:

stamen

The stamen is the male reproductive organ. It consists of a pollen sac (anther) and a long supporting filament. This filament holds the anther in position, making the pollen available for dispersal by wind, insects, or birds. Petals generally are the highly colored portions of a flower

Explanation:

Answer 2

Answer:

$Stamen\ is\ the\ male\ reproductive\ unit\ of\ a\ flower.$

$Pollen\ grains\ contain\ the\ male\ gametes\ cells\ of\ the\ plant.$

Hope it helps you :)

Pls mark the answer as Brainiliest