Male fish can thank genes for colourful looks

Striking traits seen only in males of some species – such as colourful peacock feathers or butterfly wings – are partly explained by gene behaviour, research suggests.

Revolutionising the Nile tilapia breeding program using DNA

Tilapia, a tropical fish, is an important aquaculture species farmed in more than 100 countries, and after carp is the second most important aquaculture species in the world accounting for 7.4 percent of global production ...

Chromosome responsible for asparagus gender characterized

Garden asparagus is, from a financial perspective, the most important asparagus species of all. Its cultivation area is equal to that of garlic, carrots and eggplants, making it decisive for the asparagus sector.

Simplifying SNP discovery in the cotton genome

The term "single-nucleotide polymorphism" (SNP) refers to a single base change in DNA sequence between two individuals. SNPs are the most common type of genetic variation in plant and animal genomes and are, thus, an important ...

Mapping the maize genome

Positional cloning is a genetic mapping technique used to pinpoint the location of specific traits of interest, such as disease-causing genes or mutations, within the genome. Very simply, this map-based technique involves ...

New tool gets to the root of the matter

A U.S. Department of Agriculture (USDA) scientist and his colleague at Cornell University have developed a new tool for studying how roots take shape in the soil.

'Super rats' develop genetic immunity to standard poisons

A University of Huddersfield scientist has alerted the UK to the mounting problem of destructive "super rats" immune to conventional poison. His research has created nationwide interest, especially in the West of England, ...

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