gene

noun

plural genes
: a specific sequence of nucleotides in DNA or RNA that is located usually on a chromosome and that is the functional unit of inheritance controlling the transmission and expression of one or more traits by specifying the structure of a particular polypeptide and especially a protein or controlling the function of other genetic material

Examples of gene in a Sentence

She inherited a good set of genes from her parents.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The sequences also didn’t show changes in genes associated with adaptation to mammals, the CDC found. Cnn.com Wire Service, The Mercury News, 27 Dec. 2024 If the genes fit The ancestral AMY1 gene, which is expressed in the parotid salivary gland, was present as a single copy and is thought to have originated in the common ancestor of great apes. Elizabeth Rayne, Ars Technica, 27 Dec. 2024 The beetle ingests the RNA, triggering interference by binding to messenger RNA instructions for a gene called PSMB5, which is critical for the elimination of damaged proteins. Andrew Rosenblum, Popular Science, 26 Dec. 2024 Over time, the team has identified seven genes associated with natural short sleep. Marla Broadfoot, Smithsonian Magazine, 26 Dec. 2024 See all Example Sentences for gene 

Word History

Etymology

German Gen, short for Pangen, from pan- + -gen

First Known Use

1909, in the meaning defined above

Time Traveler
The first known use of gene was in 1909

Dictionary Entries Near gene

Cite this Entry

“Gene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gene. Accessed 30 Dec. 2024.

Kids Definition

gene

noun
: a part of DNA or sometimes RNA that is usually located on a chromosome and that contains chemical information needed to make a particular protein (as an enzyme) controlling or influencing an inherited bodily trait or activity (as eye color or metabolism) or that influences or controls the activity of another gene or genes

Medical Definition

gene

noun
: a specific sequence of nucleotides in DNA or RNA that is located usually on a chromosome and that is the functional unit of inheritance controlling the transmission and expression of one or more traits by specifying the structure of a particular polypeptide and especially a protein or controlling the function of other genetic material

called also determinant, determiner, factor

More from Merriam-Webster on gene

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