tự giao

Tự giao là quá trình thụ phấn trong cùng một bông hoa.

Definition

1. Noun (Biology):
   • Autogamy: A biological process of self-fertilization where the male and female gametes from the same individual organism unite. This is common in some plants and protists.

Usage Examples

• Noun:
  • Một số loài thực vật có khả năng tự giao. (Some plant species are capable of autogamy.)
  • Tự giao đảm bảo sự sinh sản trong điều kiện cách ly. (Autogamy ensures reproduction in isolated conditions.)

Advanced Usage

• "tự giao phấn": Often used interchangeably in botany to specifically mean self-pollination, a step in the autogamy process.
  • Hoa này có cấu trúc thích nghi cho tự giao phấn. (This flower has a structure adapted for self-pollination.)

Variants and Related Words

• Tự thụ phấn (n): Self-pollination. The transfer of pollen from the anther to the stigma of the same flower or another flower on the same plant.
• Tự thụ tinh (n): Self-fertilization. Often synonymous with autogamy, emphasizing the fusion of gametes.

Synonyms

• Self-fertilization: The union of male and female gametes from the same individual.
• Selfing: A common informal term in genetics and botany for autogamy.

Related Scientific Terms

• Allogamy: Cross-fertilization, the opposite of autogamy.
• Geitonogamy: A form of pollination involving different flowers on the same plant, distinct from strict autogamy.