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Chromosomes are thread-like structures located inside the nucleus of animal and plant cells.
… located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of … that make each type of living creature unique. The term chromosome comes from the Greek words for color (chroma) and … example, people with Down syndrome have three copies of chromosome 21, instead of the two copies found in other …
Fact Sheets
Chromosome abnormalities can either be numerical or structural and usually occur when there is an error in cell division.
… Chromosome abnormalities can be numerical or structural. A … instead of a pair. A structural abnormality means the chromosome's structure has been altered in one of several … have two X chromosomes (XX), and males have an X and a Y chromosome (XY). The mother and father each contribute one …
Educational Resources
A contig is a series of overlapping DNA sequences used to make a map that reconstructs the original DNA sequence of a chromosome or a region of a chromosome.
… a map that reconstructs the original DNA sequence of a chromosome or a region of a chromosome. … DNA Sequences, DNA Mapping, Chromosomes … A … a map that reconstructs the original DNA sequence of a chromosome or a region of a chromosome. … Educational …
Educational Resources
A genetic marker is a DNA sequence with a known physical location on a chromosome.
… is a DNA sequence with a known physical location on a chromosome. … Genetic Marker, DNA Sequence, Chromosome, Genetic Disease, Inheritance … A genetic marker … is a DNA sequence with a known physical location on a chromosome. Genetic markers can help link an inherited …
Talking Glossary
Chromosomes are threadlike structures made of protein and a single molecule of DNA that serve to carry the genomic information from cell to cell.
… Chromosome … Chromosomes are threadlike structures made of …
Educational Resources
Fluorescence in situ hybridization (FISH) is a laboratory technique for detecting and locating a specific DNA sequence on a chromosome.
… for detecting and locating a specific DNA sequence on a chromosome. … Laboratory Experiment, DNA Sequence, Chromosome, Microscopy … Fluorescence in situ hybridization … used to detect and locate a specific DNA sequence on a chromosome. In this technique, the full set of chromosomes …
Educational Resources
Yeast artificial chromosome (YAC) is a human-engineered DNA molecule used to clone DNA sequences in yeast cells.
… Yeast Artificial Chromosome (YAC) … Yeast artificial chromosome (YAC) is a human-engineered DNA molecule used to … YACs are often used in connection with the mapping and sequencing of genomes. Segments of an organism's DNA, up to …
Educational Resources
Shotgun sequencing is a laboratory technique for determining the DNA sequence of an organism's genome.
… Shotgun Sequencing … Shotgun sequencing is a laboratory technique for determining the DNA … an organism's genome. … Deoxyribonucleic Acid (DNA), DNA Sequencing, Genome, Human Genome Project … Shotgun sequencing …
15 Ways Genomics Influences Our World
Advances in genomics are reducing the cost of genome sequencing by a million-fold.
… Advances in genomics are reducing the cost of genome sequencing by a million-fold. … Did you know that your genome … DNA, including a million-fold reduction in the cost for sequencing a human genome. Continually improving the accuracy … sequences. As a result, we now have multiple methods for sequencing DNA quickly and inexpensively (see videos in …
Educational Resources
Gene mapping is the process of establishing the locations of genes on the chromosomes.
… the chromosomes. … Chromosomes, Linkage Analysis, Genome Sequencing, DNA Sequencing, Chromosomes … Gene mapping refers to the process … the most efficient approach for gene mapping involves sequencing a genome and then using computer programs to …