What is the difference between oogonium and archegonium?
Oogonium:
It is the female reproductive organ of certain fungi and algae.
Archegonium:
Archegonium is the female reproductive organ of ferns, mosses, and even some gymnosperms.
Oogonium | Archegonium |
1. The oogonia of certain thallophyta species are usually round or ovoid, with contents divided into several uninucleate oospheres. | 1. It is a flask-shaped structure consisting of a neck, with one or more layers of cells. |
2. They are formed after the fertilization of an egg cell by a sperm cell. | 2. These cells are formed by reprogramming of somatic cells. |
3. Examples: Algae | 3. Examples: Cycads and conifers. |