trực phân
Definition
- Noun (Biology):
- Amitosis: A method of direct cell division where the nucleus divides into two parts without the complex chromosomal changes and spindle formation characteristic of mitosis. It is a simpler, less common process observed in some protozoa, bacteria, and in certain specialized tissues of higher organisms.
Usage Examples
- Noun:
- Một số vi khuẩn sinh sản thông qua trực phân. (Some bacteria reproduce through amitosis.)
- Trực phân là một hình thức phân chia tế bào trực tiếp và đơn giản. (Amitosis is a direct and simple form of cell division.)
Advanced Usage
- This term is primarily used in specialized academic, biological, or medical contexts. It is rarely encountered in everyday conversation.
Variants and Related Words
- Phân bào (n): cell division (the general term).
- Nguyên phân (n): mitosis (indirect cell division involving chromosomes and spindles).
- Giảm phân (n): meiosis (cell division that produces gametes).
Synonyms
- Direct cell division: The descriptive English equivalent for "amitosis."
Related Terms
- Mitosis: The more common and complex process of indirect cell division.
- Binary fission: A form of asexual reproduction in prokaryotes, often associated with amitotic division.