To play this quiz, please finish editing it. There are three alleles for blood type: A, B and O. However, the Y chromosome doesn't contain most of the genes of the X chromosome. This quiz is incomplete! Mutations occurred during gametogenesis.
Certain human diseases result from mutations in the genetic complement genome contained in the deoxyribonucleic acid DNA of chromosomes Credit: Sakurambo. The table lists some conditions associated with multifactorial inheritance. If the paternally inherited copy carries a mutation, the child will be left with no functional copies of the gene expressed, and the clinical traits of Prader-Willi most sex linked recessive traits including hemophilia in Brantford will result.
Bleeding into joints commonly occurs as well and may be crippling. Table Of Contents. Articles from Britannica Encyclopedias for elementary and high school students. When a gene being examined is present on the X, but not the Y, chromosome, it is X-linked.
Although the two types have very similar signs and symptoms, they are caused by mutations in different genes. Bleeding into joints commonly occurs as well and may be crippling. The two most sex linked recessive traits including hemophilia in Brantford came together during fertilization to produce a diploid individual.
Most sex-linked genes are present on the X chromosome simply because it is much larger than the Y chromosome. Answer Save. Sex-linked inheritance In humans, there are hundreds of genes located on the X chromosome that have no counterpart on the Y chromosome.
X and Y are sex chromosomes. The abnormal gene dominates. Inheritance - sex-linked recessive; Genetics - sex-linked recessive; X-linked recessive. Genotypes and Phenotypes. There are several X-linked or sex-linked recessive genetic disorders, hemophilia, muscular dystrophy which are inherited through a genetic defect on an X chromosome.