What is pollen grain?

Pollen grains are microscopic structures that carry the male reproductive cell of plants. The inside of the grain contains cytoplasm along with the tube cell (which becomes the pollen tube) and the generative cell (which releases the sperm nuclei). read more

Sulcate pollen has a furrow across the middle of what was the outer face when the pollen grain was in its tetrad. If the pollen has only a single sulcus, it is described as monosulcate, has two sulci, as bisulcate, or more, as polysulcate. read more

See pollen grain defined for kids Recent Examples of pollen grain from the Web For example, a single corn plant produces 2 [million] to 5 million pollen grains, and an ear of corn has a few hundred seeds. read more