Simplify the following text for a Grade 8 native English-speaking person.
Original: Pollen grains , which contain the male gametes ( sperm ) to where the female gamete ( s ) are contained within the carpel ; in gymnosperms the pollen is directly applied to the ovule itself .
Simplified: Pollen grains , which contain the male gametes ( sperm ) , need to get to where the female gamete ( s ) are .