* Latest "Sex-chromosome" in the News *
30 years of experimental evolution results in a new sex chromosome Science Daily
Researchers report new findings of an experimental evolutionary project that ran for 30 years on the genomic mechanisms of sex determination in swordtail fish.
Discover the progressive evolution of sex chromosomes Health Europa
University of Konstanz published new findings of the evolution of sex chromosomes that ran for 30 years on the genomic mechanisms of sex determination in ...
Thirty Years of Experimental Evolution Results in New Sex Chromosome Laboratory Equipment
Researchers published the findings of an experimental project that ran for 30 years on the genomic mechanisms of sex determination in swordtail fish.
Siouxsie Wiles: Sex chromosomes more complicated than XY and XX Stuff.co.nz
OPINION: When I was pregnant, my partner and I didn't want to know if our baby was a boy or girl. We weren't fussed either way, and not knowing meant we ...
Favoring female flowers in hemp horticulture Phys.Org
A UConn plant science professor working with hemp plants has developed a way to maximize the production of female flowers, which produce significantly ...
Germany's Parliament approves third gender option called 'Diverse' TheBlaze.com
Germany's Parliament has approved a third gender option on official government forms: "Diverse."
Chromosome count is about having the correct balance Armidale Express
So how do we know if someone has an extra, or a missing chromosome?
The Trump administration’s denial of transgender identity is a denial of science | Opinion Philly.com
The Trump administration's latest denial of rights for transgender people botches the science.
Micropenis: What it is, sexual function, and treatment Medical News Today
Micropenis refers to an abnormally small penis. Hormonal and genetic factors during birth can cause micropenis. In this article, we look at the definition, effects, ...
Jumping genes drive sex chromosome changes in strawberries Phys.org
The transfer of gene cassettes across generations of strawberry plants has been shown to drive changes in sex chromosomes, according to a team led by a ...
What Role Do Sex Chromosomes Play In Transgender People's Identities? Forbes
What role do sex chromosomes play in the identities of transgender people? This question was originally answered on Quora by Sai Janani Ganesan.
Genetic Disorders in Man THISDAY Newspapers
SATURDAY FAMILY. By Bobo Bode-Kayode, firstname.lastname@example.org, 08053372356 (sms) only. The human DNA is made up of 46 chromosomes, and ...
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sex chromosome | Definition, Examples, & Facts ...
Sex chromosome: Sex chromosome, either of a pair of chromosomes that determine whether an individual is male or female. The sex chromosomes of human beings and other mammals are designated by scientists as X and Y. In humans the sex chromosomes comprise one pair of the total of 23 pairs of chromosomes.
Sex-determination system - Wikipedia
The XX/XY sex-determination system is the most familiar, as it is found in humans. The XX/XY system is found in most other mammals, as well as some insects.In this system, most females have two of the same kind of sex chromosome (XX), while most males have two distinct sex chromosomes (XY).
Sex chromosome - Biology-Online Dictionary | Biology ...
Supplement. A somatic cell contains a genome comprised of paired chromosomes: the autosomes and sex chromosomes. A sex chromosome is a type of chromosome responsible for the chromosomal determination of the sex of an individual, e.g. whether a female or a male.
Sex chromosome | definition of sex chromosome by Medical ...
sex chromosome or heterosome one of a pair of chromosomes that is different in the two sexes and is involved in SEX DETERMINATION.All remaining chromosomes in a KARYOTYPE are called AUTOSOMES.In most organisms, such as mammals and DIOECIOUS plants, the female contains two identical X-chromosomes and is the HOMOGAMETIC SEX while the male contains one X and one Y-chromosome and is the ...
Sex Chromosome Abnormalities - Palomar College
Sex Chromosome Abnormalities. The majority of known types of chromosomal abnormalities involve sex chromosomes.In frequency of occurrence, they are only slightly less common than autosomal abnormalities. However, they are usually much less severe in their effects.
National Human Genome Research Institute (NHGRI)
A sex chromosome is a type of chromosome that participates in sex determination. Humans and most other mammals have two sex chromosomes, the X and the Y. Females have two X chromosomes in their cells, while males have both X and a Y chromosomes in their cells.
Sex chromosome | Define Sex chromosome at Dictionary.com
Sex chromosome definition, a chromosome, differing in shape or function from other chromosomes, that determines the sex of an individual. See more.