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*  Genetics - Wikipedia
Many species have so-called sex chromosomes that determine the gender of each organism. In humans and many other animals, the Y ... the largest human chromosome, for example, is about 247 million base pairs in length. The DNA of a chromosome is associated ... The probability of chromosomal crossover occurring between two given points on the chromosome is related to the distance ... 2000). "Sex chromosomes and sex-linked inheritance". An Introduction to Genetic Analysis (7th ed.). New York: W. H. Freeman. ...
  https://en.wikipedia.org/wiki/Genetics
*  ASMscience | Human Molecular Genetics
... caused by an extra copy of chromosome 21. A chromosomal disorder involving the sex chromosomes is Klinefelter's syndrome. ... information for students focuses on specific single-gene disorders and on the difficulties of studying genetics in humans. The ... Chromosomal defects include missing or extra chromosomes and rearrangement or deletion of parts of chromosomes. Chromosomal ... loss of part of one or more chromosomes (deletion), transfer of one segment of a chromosome to another chromosome ( ...
  http://www.asmscience.org/content/book/10.1128/9781555816100.chap25a
*  Autosome - Wikipedia
... so mutations of the SOX9 gene can cause humans with a Y chromosome to develop as females. All human autosomes have been ... Disteche, Christine M. (2012-01-01). "Dosage Compensation of the Sex Chromosomes". Annual Review of Genetics. 46: 537-560. doi: ... Karyograms and staining techniques can only detect large-scale disruptions to chromosomes-chromosomal aberrations smaller than ... An autosome is a chromosome that is not an allosome (a sex chromosome). The members of an autosome pair in a diploid cell have ...
  https://en.wikipedia.org/wiki/Autosome
*  Chorionic Villus Sampling | Encyclopedia.com
... is a prenatal test that can detect genetic and chromosomal abnormalities of an unborn baby. ... Humans have 23 pairs of chromosomes including the sex chromosomes.. Down syndrome- A chromosomal disorder caused by an extra ... Chromosomes- Human cells carry DNA in tightly compressed rod-like structures called chromosomes. ... Down syndrome, for instance, is caused by an extra copy of chromosome 21. In addition to the chromosomal analysis, specialized ...
  https://www.encyclopedia.com/medicine/divisions-diagnostics-and-procedures/medicine/chorionic-villus-sampling
*  METHODS FOR NON-INVASIVE PRENATAL PLOIDY CALLING - Patent application
... chromosome number. Normal humans have 22 types of numbered autosomal chromosomes, and two types of sex chromosomes. It may also ... 0098] Chromosomal Region refers to a segment of a chromosome, or a full chromosome.. [0099] Segment of a Chromosome refers to a ... contain 22 pairs of autosomal chromosomes and one pair of sex chromosomes. In the case of a human gamete, it refers to the case ... chromosomes are taken from the group comprising chromosome 13, chromosome 18, chromosome 21, chromosome X, chromosome Y and ...
  http://www.patentsencyclopedia.com/app/20140100134
*  The Y chromosome of the Okinawa spiny rat,Tokudaia muenninki, was rescued through fusion with an autosome | SpringerLink
... two of which have lost their Y chromosome and have an XO/XO sex chromosome constitution. Although Tokudaia muenninki (Okinawa ... The human Y chromosome derives largely from a single autosomal region added to the sex chromosomes 80-130 million years ago. ... indicate the chromosomes, chromosomal segments, or chromosome associations that are homologous to mouse chromosomes. They were ... 2011). The Cbx2/CBX2 gene is a single copy gene in mice and humans and is known be involved in gonadal differentiation. The ...
  https://link.springer.com/article/10.1007%2Fs10577-011-9268-6
*  Ppt on chromosomes and genes activities
Human Heredity. Human Chromosomes Humans have 46 total chromosomes Two Categories -Autosomes- first 22 pairs -Sex Chromosomes- ... Chromosomal Disorders- gaining or losing a piece/entire chromosome -Gaining= 47 chromosomes -Losing= 45 chromosomes Why ... chromosome that tend to be inherited together Classes of chromosomes autosomal chromosomes sex chromosomes Discovery of sex ... males sex chromosome 1-22autosomes 23sex chromsomes Human female karyotype 46 chromosomes 23 pairs Human male karyotype 46 ...
  http://slideplayer.com/theme/ppt-on-chromosomes-and-genes-activities-1314.html
*  Dmitri Petrov | Stanford Medicine Profiles
Sex chromosomes have arisen from autosomes many times over the course of evolution. This process generates chromosomal ... Young human genes that have been evolving under strong constraint between humans and chimps might also be enriched for genes ... One possibility is that natural selection is more efficient on the X chromosome due to effective haploidy of the X chromosomes ... Comparing patterns of molecular evolution between autosomes and sex chromosomes (such as X and W chromosomes) can provide ...
  https://med.stanford.edu/profiles/dmitri-petrov