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Genetic Disorders
Fragile X syndrome is an inherited intellectual disability caused by a mutation in the FMR1 gene.
… common form of inherited intellectual disability in males and is also a significant cause of intellectual disability in females. It affects about 1 in 4,000 males and 1 in 8,000 females and occurs in all racial and ethnic … hand flapping, hand biting, temper tantrums and autism. Other behaviors in boys after they have reached …
Educational Resources
A complex disease is caused by the interaction of multiple genes and environmental factors.
… A complex disease is caused by the interaction of multiple genes and environmental factors. … Genes, Cancer, Heart Disease, Gene-environment Interactions … …
Fact Sheets
A transcriptome is a collection of all the gene readouts present in a cell.
… molecule that contains the instructions needed to build and maintain cells. These instructions are spelled out in the … four different chemicals, organized into 20,000 to 25,000 genes. For the instructions to be carried out, DNA must be … making proteins. In this process: mRNA is transcribed from genes; then the mRNA transcripts are delivered to ribosomes , …
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Researchers find that more than 80 percent of mouse genes had variations in the nearby regulatory DNA that affects gene activity.
… … Media Availability Complex traits such as height and susceptibility to common diseases like diabetes and heart … mix of genetics and lifestyle. While changes in many genes themselves play a role, small variations in DNA sequences near genes that control when and how much a gene is turned on and …
Genetic Disorders
Attention Deficit Hyperactivity Disorder (ADHD) is a neurological disorder that affects a person's ability to control their behavior and pay attention to tasks.
… that affects a person's ability to control their behavior and pay attention to tasks. … ADHD has many causes. Among … that are needed for tasks such as sustaining attention and regulating activity levels. … Some children with ADHD may … Deficit Hyperactivity Disorder, ADHD, Attention Span, Autism, Neurological Disorder, Genetic Disorder, Genetic …
Fact Sheets
Genetic mapping offers evidence that a disease transmitted from parent to child is linked to one or more genes and clues about where a gene lies on a chromosome.
… transmitted from parent to child is linked to one or more genes and provides clues about which chromosome contains the gene … to develop new, better and cheaper tools to identify new genes and to understand their function. One of these tools is …
Educational Resources
Transcription is the process of making an RNA copy of a gene sequence.
… the gene’s protein information encoded in DNA. In humans and other complex organisms, mRNA moves from the cell nucleus …
Educational Resources
Codominance is a relationship between two versions of a gene.
… is a relationship between two versions of a gene. … Genes, Alleles, Recessive, Dominant, Family Health History, …
Educational Resources
An oncogene is a mutated gene that contributes to the development of a cancer.
… oncogene becomes mutated, it is called a proto-oncogene, and it plays a role in regulating normal cell division. … a proto-oncogene is mutated, changing it into an oncogene and causing the cell to divide and multiply uncontrollably. Some oncogenes work like an …
Educational Resources
An exon is the portion of a gene that codes for amino acids.
… amino acids. … Intron, DNA Sequence, DNA Expression, RNA, Genes, Genetic Code … An exon is a region of the genome that … for making a protein, whereas others are non-coding. Genes in the genome consist of exons and introns. … An exon is the portion of a gene that codes …