tiểu bào tử

Một tiểu bào tử phát triển thành hạt phấn hoa.

Definition

1. Noun (Botany):
   • Microspore: The smaller of the two types of spores produced by heterosporous plants (such as seed plants and some ferns). It develops into a male gametophyte.

Usage Examples

• Noun:
  • Trong quá trình sinh sản của thực vật hạt kín, tiểu bào tử được hình thành trong bao phấn. (In the reproduction of angiosperms, microspores are formed within the anthers.)
  • Tiểu bào tử phát triển thành hạt phấn. (The microspore develops into a pollen grain.)

Advanced Usage

• Scientific Context: In plant biology, "tiểu bào tử" is a precise term used to describe a specific stage in the alternation of generations. It is contrasted with "đại bào tử" (megaspore).

Variants and Related Words

• Đại bào tử (n): Megaspore. The larger spore that develops into a female gametophyte.
• Bào tử (n): Spore. A general term for a reproductive cell capable of developing into a new individual without fusion with another cell.
• Hạt phấn (n): Pollen grain. The structure derived from a microspore.

Synonyms

• Microspore: The direct and primary English equivalent.

Related Terms

• Microsporogenesis (n): The process of microspore formation.
• Heterospory (n): The production of spores of two different sizes (microspores and megaspores).