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Question

The term heterosis is coined by _______________

The correct answer is
Shull, 1914

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'.
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Important Questions from Genetics and Evolution

  1. Which one of the following is a nonsense codon in universal code?

  2. Which one of the following is an example of Analogous organs?

  3. Which base of a codon is called wobble base?

  4. How many different kinds of gametes will be produced by a plant having the genotype AABbCC?

  5. Pair of genes that occupy a specific location on a particular chromosome and control the same trait is termed as _________.

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