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CHROM INHERITANCE

QuestionAnswer
what is the chromosomes theory of inheritance? genes are located on a chromsomes and that behaviors of chromosomes during meiosis accounts for the mendel's law of segregation and independent assortment
sex linked gene a gene located on either sex chromosome.
x-linked gene genes along the x chromosome.
hemophilia x-linked recessive disorder define by the absence of one or more of the protein required for blood clotting.
Barr body inactive x-chromosome in each cell of the female condenses in a compact object located inside of the nuclear envelope.
linked gene genes that are located near each other on the same chromosomes trend to be inherited together in genetic crosses.
genetic recombination the production of offspring with combinations of traits that differ from those found in either parent.
linkage map a genetic map based on recombination frequencies
nondisjunction members of a pair of homologous chromosomes do not move apart properly during meiosis
aneuploidy aberrant gamete unites with a normal one at fertilization
monosomic zygote that has a missing chromosomes
trisomic zygote that has an additional chromosome
polypoloidy fairly common in te plant kingdom. (3n) amount of chromosomes are multiplied by amounts more then 3.
deletion lost of chromosomal fragment
duplication deleted fragment may attach as a ectra segment to a sister chromatid
inversion fragment may also reattached to the assigned chromosomes but in reverse orientation
translocation fragment to join a nonhomologous chromosomes
Created by: Neilcruz
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