Microsporocytes

Definition

Microsporocytes are diploid cells found within the microsporangia of seed plants that undergo meiosis to produce microspores. These microspores eventually develop into pollen grains.

5 Must Know Facts For Your Next Test

1. Microsporocytes are located in the male cones of gymnosperms.
2. Each microsporocyte undergoes meiosis to form four haploid microspores.
3. Microsporocytes play a crucial role in the reproduction process by giving rise to pollen grains.
4. The development of microsporocytes is a key step in the life cycle of seed plants.
5. Environmental factors can influence the development and viability of microsporocytes.

Review Questions

• What is the function of microsporocytes in seed plants?
• How many haploid microspores are produced from one microsporocyte after meiosis?
• Where are microsporocytes typically found in gymnosperms?

Related terms

Microspore: A haploid spore derived from a microsporocyte that develops into a pollen grain.

Megasporocyte: A diploid cell found within the ovules that undergoes meiosis to produce megaspores.

Pollen Grain: The male gametophyte that arises from a microspore and carries sperm cells for fertilization.