Top: Science: Biology: Genetics: Terminology: T




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technology transfer

The process of providing the private sector access to technological advances developed by scientists in the US Federal Government.


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thymine

One of the four bases in DNA that make up the letters ATGC, thymine is the "T". The others are adenine, guanine, and cytosine. Thymine always pairs with adenine.


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transgenic

An experimentally produced organism in which DNA has been artificially introduced and incorporated into the organism's germ line, usually by injecting the foreign DNA into the nucleus of a fertilized embryo.


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translocation

Breakage and removal of a large segment of DNA from one chromosome, followed by the segment's attachment to a different chromosome.


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trisomy

Possessing three copies of a particular chromosome instead of the normal two copies.


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tumor suppressor gene

A protective gene that normally limits the growth of tumors. When a tumor supressor is mutated, it may fail to keep a cancer from growing. BRCA1 and p53 are well-known tumor suppressor genes.



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