Adult sponges produce eggs and sperm, and most sponges are hermaphroditic, meaning that a single organism has both eggs and sperm. Given these facts, what is a single organism that produces both seed and eggs among the following options:
- plants
 - barnacles
 - whales
 - sponges
 - bears
 - birds
 - ferns
 - Conifers


 

    sponges     