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Recessive Traits and Alleles is a quality found in the relationship between two versions of a gene.
… Recessive Traits and Alleles … Recessive Traits and Alleles is a quality found in the relationship between … refers to the relationship between an observed trait and the two inherited versions of a gene related to that …
Educational Resources
Duplication is a type of mutation that involves the production of one or more copies of a gene or region of a chromosome.
… a gene or region of a chromosome. … Mutation, Chromosome, Genes, Evolution … Duplication, as related to genomics, … mechanism in the evolution of the genomes of humans and other organisms. … Duplication is a type of mutation that …
Fact Sheet
A variety of approaches target the blood stem cells to relieve or reduce your symptoms of sickle cell disease.
… components of gene therapy, how these components differ and other treatment options for sickle cell disease, such as … , your stem cells are changed by altering part of your genes. Types of gene therapy include gene addition and gene … are present at the time of the gene therapy nor alter the genes that you pass on to your children. … Bone marrow …
Educational Resources
A polygenic trait is one whose phenotype is influenced by more than one gene.
… as height or skin color, that is influenced by two or more genes. Because multiple genes are involved, polygenic traits do not follow the … polygenic traits are also influenced by the environment and are called multifactorial. … A polygenic trait is one …
Educational Resources
A physical map of a chromosome or a genome that shows the physical locations of genes and other DNA sequences of interest.
… or a genome that shows the physical locations of genes and other DNA sequences of interest. … Chromosome, Gene, … of physical locations of landmarks or markers (such as genes, variants and other DNA sequences of interest) within a …
Educational Resources
A locus is the specific physical location of a gene or other DNA sequence on a chromosome, like a genetic street address.
Educational Resources
Mapping is the process of making a representative diagram cataloging the genes and other features of a chromosome and showing their relative locations.
… process of making a representative diagram cataloging the genes and other features of a chromosome and showing their relative locations. … Genetic Mapping, Recombinant DNA, Genes, Chromosome … Mapping refers to the process of …
Educational Resources
A copy number variation (CNV) is when the number of copies of a particular gene varies from one individual to the next.
… about through duplications, deletions or other changes and can affect long stretches of DNA. Such regions may or may …
Genetic Disorders
Duchenne muscular dystrophy is a rapidly progressive form of muscular dystrophy caused by a mutation in the DMD gene.
… who have DMD have progressive loss of muscle function and weakness, which begins in the lower limbs. The DMD gene … dystrophy.  … The symptoms usually appear before age 6 and may appear as early as infancy. Typically, the first … symptom is delay of motor milestones, including sitting and standing independently. The mean age for walking in boys …
Educational Resources
BRCA1 and BRCA2 are the first two genes found to be associated with inherited forms of breast cancer.
… BRCA1/BRCA2 … BRCA1 and BRCA2 are the first two genes found to be associated with … … Breast Cancer, Prostate Cancer, Genetic Mutation, Genes, DNA Repair, Family Health History … BRCA1 and BRCA2 …