________ is the transfer of pollen grains from the anther to the stigma of a flower.
Pollination
Pollination is the transfer of pollen grains from the male anther of a flower to the female stigma. Pollination occurs when pollen is moved within flowers or carried from flower to flower by pollinating animals such as birds, bees, bats, butterflies, moths, beetles, or other animals, or by the wind.