• Thumbnail for Chromosome 9
    Chromosome 9 is one of the 23 pairs of chromosomes in humans. Humans normally have two copies of this chromosome, as they normally do with all chromosomes...
    26 KB (1,594 words) - 20:53, 24 August 2024
  • Full trisomy 9 is a rare and fatal chromosomal disorder caused by having three copies (trisomy) of chromosome number 9. It can be a viable condition if...
    4 KB (401 words) - 12:08, 2 September 2024
  • Thumbnail for Philadelphia chromosome
    This chromosome is defective and unusually short because of reciprocal translocation, t(9;22)(q34;q11), of genetic material between chromosome 9 and chromosome...
    29 KB (3,538 words) - 15:01, 5 December 2023
  • Thumbnail for Chromosome
    A chromosome is a package of DNA containing part or all of the genetic material of an organism. In most chromosomes, the very long thin DNA fibers are...
    63 KB (6,554 words) - 11:15, 15 November 2024
  • Thumbnail for Chromosomal translocation
    In genetics, chromosome translocation is a phenomenon that results in unusual rearrangement of chromosomes. This includes balanced and unbalanced translocation...
    19 KB (1,523 words) - 17:16, 1 August 2024
  • A chromosomal abnormality, chromosomal anomaly, chromosomal aberration, chromosomal mutation, or chromosomal disorder is a missing, extra, or irregular...
    18 KB (1,966 words) - 18:24, 14 November 2024
  • Thumbnail for Y chromosome
    The Y chromosome is one of two sex chromosomes in therian mammals and other organisms. Along with the X chromosome, it is part of the XY sex-determination...
    81 KB (8,152 words) - 14:22, 8 November 2024
  • is a rare chromosomal disorder in which some DNA is missing or has been deleted on the short arm region, "p", of one copy of chromosome 9 (9p22.2-p23)...
    11 KB (1,069 words) - 20:32, 1 October 2024
  • 3 Chromosome 4 Chromosome 5 Chromosome 6 Chromosome 7 Chromosome 8 Chromosome 9 Chromosome 10 Chromosome 11 Chromosome 12 Chromosome 13 Chromosome 14...
    2 KB (144 words) - 07:48, 28 March 2024
  • Thumbnail for Chromosome 2
    Chromosome 2 is one of the twenty-three pairs of chromosomes in humans. People normally have two copies of this chromosome. Chromosome 2 is the second-largest...
    40 KB (2,534 words) - 05:56, 28 July 2024
  • Thumbnail for Sex chromosome
    Sex chromosomes (also referred to as allosomes, heterotypical chromosome, gonosomes, heterochromosomes, or idiochromosomes) are chromosomes that carry...
    30 KB (3,662 words) - 11:06, 15 October 2024
  • Thumbnail for Derivative chromosome
    derivative chromosome (der) is a structurally rearranged chromosome generated either by a chromosome rearrangement involving two or more chromosomes or by...
    2 KB (237 words) - 05:45, 6 May 2023
  • Thumbnail for Ring chromosome
    A ring chromosome is an aberrant chromosome whose ends have fused together to form a ring. Ring chromosomes were first discovered by Lilian Vaughan Morgan...
    15 KB (792 words) - 20:56, 31 October 2024
  • Thumbnail for Chromosome 1
    Chromosome 1 is the designation for the largest human chromosome. Humans have two copies of chromosome 1, as they do with all of the autosomes, which are...
    46 KB (3,290 words) - 20:16, 17 August 2024
  • Thumbnail for XY sex-determination system
    usually is determined by a pair of sex chromosomes. Typically, females have two of the same kind of sex chromosome (XX), and are called the homogametic...
    32 KB (3,651 words) - 07:43, 4 November 2024
  • Thumbnail for ZW sex-determination system
    mammalian XY chromosomes, and, from a comparison between chicken and human, the Z chromosome appears similar to the autosomal chromosome 9 in humans. It...
    20 KB (2,323 words) - 13:09, 22 October 2024
  • 9p Chromosome 9, tetrasomy 9p Chromosome 9, trisomy 9q Chromosome 9, trisomy 9q32 Chromosome 9, trisomy mosaic Chromosome 9, trisomy Chromosomes Chromosomes...
    40 KB (3,657 words) - 03:02, 17 August 2024
  • Thumbnail for Chromosome 21
    Chromosome 21 is one of the 23 pairs of chromosomes in humans. Chromosome 21 is both the smallest human autosome and chromosome, with 46.7 million base...
    33 KB (3,077 words) - 19:12, 6 October 2024
  • Thumbnail for Chromosomal inversion
    a chromosome rearrangement in which a segment of a chromosome becomes inverted within its original position. An inversion occurs when a chromosome undergoes...
    18 KB (1,941 words) - 04:14, 12 November 2024
  • Thumbnail for Chromosome 22
    Chromosome 22 is one of the 23 pairs of chromosomes in human cells. Humans normally have two copies of chromosome 22 in each cell. Chromosome 22 is the...
    27 KB (2,209 words) - 17:18, 18 August 2024
  • Thumbnail for Karyotype
    Karyotype (redirect from Chromosome banding)
    A karyotype is the general appearance of the complete set of chromosomes in the cells of a species or in an individual organism, mainly including their...
    59 KB (6,999 words) - 21:00, 17 October 2024
  • Thumbnail for Sex-determination system
    birds as their sex locus, species who have XY chromosomes also rely upon DMRT1, contained on chromosome 9, for sexual differentiation at some point in...
    74 KB (8,512 words) - 15:34, 9 November 2024
  • Thumbnail for Cytogenetics
    biology/cytology (a subdivision of human anatomy), that is concerned with how the chromosomes relate to cell behaviour, particularly to their behaviour during mitosis...
    26 KB (2,921 words) - 15:28, 28 February 2024
  • Thumbnail for X-inactivation
    by which one of the copies of the X chromosome is inactivated in therian female mammals. The inactive X chromosome is silenced by being packaged into a...
    48 KB (5,683 words) - 02:41, 21 October 2024
  • Thumbnail for List of organisms by chromosome count
    The list of organisms by chromosome count describes ploidy or numbers of chromosomes in the cells of various plants, animals, protists, and other living...
    103 KB (5,184 words) - 04:33, 19 October 2024
  • Thumbnail for Sex-chromosome dosage compensation
    numbers of sex chromosomes. In order to neutralize the large difference in gene dosage produced by differing numbers of sex chromosomes among the sexes...
    58 KB (7,546 words) - 02:04, 16 October 2024
  • Thumbnail for Homologous chromosome
    A pair of homologous chromosomes, or homologs, is a set of one maternal and one paternal chromosome that pair up with each other inside a cell during fertilization...
    24 KB (2,767 words) - 22:08, 17 May 2024
  • Thumbnail for Single transverse palmar crease
    Maserati, E.; Danesino, C. (February 2003). "Interstitial deletion of chromosome 9, int del(9)(9q22.31-q31.2), including the genes causing multiple basal cell...
    8 KB (778 words) - 17:47, 3 October 2024
  • Thumbnail for Tuberous sclerosis
    Tuberous sclerosis (category Genes on human chromosome 9)
    hamartin, is located on chromosome 9 q34, and was discovered in 1997. TSC2 encodes for the protein tuberin, is located on chromosome 16 p13.3, and was discovered...
    50 KB (5,493 words) - 16:48, 12 July 2024
  • Thumbnail for Chromosomal crossover
    Chromosomal crossover, or crossing over, is the exchange of genetic material during sexual reproduction between two homologous chromosomes' non-sister...
    32 KB (3,709 words) - 22:10, 25 July 2024