Females have one active X chromosome and one dormant X chromosome in each cell. But a study suggests that genes on the dormant X get "reawakened" later in life, potentially giving the brain a boost.

This study presents the inaugural characterization of Y-chromosome polymorphism in the seven clans of the Zhetiru tribe through the investigation of 23 Y-STR and Y-SNP markers. The study was conducted ...

Asana, J J, Makino, S, and Niiyama, H. 1942. A chromosome survey of some Indian insects. IV. Cytologia, 12, 187–205. Article Google Scholar Böving, A G, and ...

Chromosome abnormality is the condition in a cell or organism where the number of chromosomes or the structure of any chromosome differs from the normal karyotype. When the variant genotype is not ...

Of those who get a Down syndrome diagnosis, more than 99 per cent choose to abort. The Society of Obstetrics and Gynecology ...

The Tuscaloosa Nazarene Church will be hosting a fundraiser on April 26 from 9 a.m. to 2 p.m. The fundraising market called ...

‘Turns out, guys, your #Y_chromosome might be playing a bigger role in #hearthealth than we thought. New study links UTY gene to #heartvalve disease. #MensHealth’ “When we study sex ...

The Learjet 45XR provides enhanced performance with upgraded engines, offering exceptional takeoff and climb capabilities. This jet boasts a stylish double club flat floor layout, a belted lavatory, ...

Most people have 23 pairs. There are two kinds of chromosomes: Autosomes: These 22 pairs of chromosomes are the same in males and females. Sex chromosomes: This 23rd pair determines the sex of a baby.

The purpose of this paper is to describe still another type of sex-chromosome mosaic hitherto unreported, to discuss the possible mode of origin of such mosaics and to consider some of their ...

As per Charles Darwin’s theory of evolution, fitness is an organism’s ability to survive and pass on its genes better suited to its environment to future generations. Sometimes, Darwin’s ...