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Dictionary » G » Gene

Gene

Definition

noun, plural: genes

(cell and molecular biology)

The fundamental, physical, and functional unit of heredity.


Supplement

It is because a gene is a segment of DNA (on a specific site on a chromosome) that is responsible for the physical and inheritable characteristics or phenotype of an organism. It also specifies the structure of a protein, and an RNA molecule.

A gene is formerly called a factor.


Word origin: German Gen, from gen-, begetting, in Greek words (such as genos, race, offspring).
Derived forms: genetic (adjective).
Synonym: factor (obsolete).
See also: DNA, allele, recessive, dominant.


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Results from our forum


Re:

... understand much to the rest of the first paragraph. 3) The level of mutation will not increase. While there are those who produce the mutated gene in the next generation, there are the majority who are producing the regular gene. The growth between the two is proportional. There is no differential ...

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by JackBean
Sun Oct 09, 2011 2:37 pm
 
Forum: Evolution
Topic: The Implausible Engines of Evolution
Replies: 7
Views: 98

Reduced GFP expression in apoptotic cells?

I think that the gene expression should be reduced during apoptosis, so I would guess yes. But I'm not an expert in apoptosis :(

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by JackBean
Sun Oct 09, 2011 2:08 pm
 
Forum: Cell Biology
Topic: Reduced GFP expression in apoptotic cells?
Replies: 1
Views: 15

The Implausible Engines of Evolution

... fact that I assumed that based on deductive reasoning. 3) The level of mutation will not increase. While there are those who produce the mutated gene in the next generation, there are the majority who are producing the regular gene. The growth between the two is proportional. There is no differential ...

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by Tomn
Sun Oct 09, 2011 1:05 am
 
Forum: Evolution
Topic: The Implausible Engines of Evolution
Replies: 7
Views: 98

physical location of gene

can physical location of gene on any particular chromosome (except near centromearic region) changes over time due to crossing over????

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by pushi
Fri Oct 07, 2011 8:23 pm
 
Forum: Molecular Biology
Topic: physical location of gene
Replies: 2
Views: 66

database for potato

potato genome is sequenced,so there are many databases developed for potato genome,I WANT TO KNOW THE LOCATION /PHYSICAL MAP OF THE GENE ON CHROMOSOME,AND I WANT TO IDENTIFY THE GENE CODING FOR AN ENZYME AND ITS PHYSICAL LOCATION IN THE GENOME, PLEASE SUGGEST ME WHICH DATABASE I HAVE TO ...

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by pushi
Fri Oct 07, 2011 8:15 pm
 
Forum: Bioinformatics
Topic: database for potato
Replies: 0
Views: 20
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