Heterosis Term Origin Explained
The term heterosis, often referred to as hybrid vigor, describes the phenomenon where the offspring of two different varieties or species exhibit enhanced or improved traits compared to either parent.
This specific term was coined by American botanist George Harrison Shull.
He introduced the term in his 1914 publication, detailing his findings on maize (corn) breeding.
Therefore, the correct attribution for coining the term heterosis is Shull, 1914.
- Shull, 1914: Introduced the term 'heterosis'.
Important Questions from Genetics and Evolution
Different varieties of the same gene are called
In a sexually reproducing organism, which one of the following statements is appropriate both for the parent and offspring?
In most prokaryotes, the chromosome number is:
Bacterial DNA is referred to as naked because it is not associated with:
The two important features of sexual reproduction in higher organisms that create genetic diversity in offspring are
