tiền dạng
Definition
- Noun (Biology, Anatomy):
- Pangenesis: A historical biological theory, now largely superseded, which proposed that every part of the body contributes tiny particles (gemmules or pangenes) to the reproductive cells, thereby transmitting hereditary characteristics from all parts of the organism to its offspring.
Usage Examples
- Noun:
- Thuyết tiền dạng của Darwin đã từng là một giả thuyết quan trọng về di truyền. (Darwin's theory of pangenesis was once an important hypothesis about heredity.)
- Khái niệm tiền dạng không còn được khoa học hiện đại chấp nhận. (The concept of pangenesis is no longer accepted by modern science.)
Advanced Usage
- "Thuyết tiền dạng": The theory of pangenesis.
- Thuyết tiền dạng đã bị thay thế bởi thuyết di truyền Mendel. (The theory of pangenesis was supplanted by Mendelian genetics.)
Variants and Related Words
- Tiền dạng học: Pangenetics (the study or theory related to pangenesis).
Synonyms
- Pangenesis: The direct English equivalent for the biological theory.
Notes on Usage
- Technical Term: "Tiền dạng" is a highly specialized, technical term used almost exclusively in historical discussions of biology and genetics. It is not used in everyday conversation.
- Historical Context: The term is primarily associated with Charles Darwin's provisional hypothesis of heredity, as described in his 1868 work "The Variation of Animals and Plants Under Domestication."