Search Results
Talking Glossary
Un codón de terminación es una secuencia de tres nucleótidos (un trinucleótido) en el DNA o el ARN mensajero (ARNm) que señaliza una parada en la sÃntesis proteica de la célula.
… una secuencia de tres nucleótidos (un trinucleótido) en el DNA o el ARN mensajero (ARNm) que señaliza una parada en la … is a sequence of three nucleotides (a trinucleotide) in DNA or messenger RNA (mRNA) that signals a halt to protein … una secuencia de tres nucleótidos (un trinucleótido) en el DNA o el ARN mensajero (ARNm) que señaliza una parada en la …
News Release
Scientists set their sights on chromatin - the DNA-protein complex that packages DNA into chromosomes in the cell - to better understand how the genome works.
… , scientists have set their sights on chromatin - the DNA-protein complex that packages DNA into chromosomes in the cell - to better understand how … that make the genome work. Chemical tags that stick to the DNA impact chromatin organization and which genes are …
Fact Sheets
Polymerase chain reaction (PCR) is a technique used to "amplify" small segments of DNA.
… (PCR) is a technique used to "amplify" small segments of DNA. … Sometimes called "molecular photocopying," the … technique used to "amplify" - copy - small segments of DNA. Because significant amounts of a sample of DNA are necessary for molecular and genetic analyses, studies …
Educational Resources
Ribonucleic acid (RNA) is a molecule similar to DNA. Unlike DNA, RNA is single-stranded.
… (RNA) … Ribonucleic acid (RNA) is a molecule similar to DNA. Unlike DNA, RNA is single-stranded. … Cell, Genetic Code, Deoxyribonucleic Acid (DNA), Protein, Uracil, Adenine, Cytosine, Guanine, Messenger …
Fact Sheets
Data used to estimate the cost of sequencing the human genome over time since the Human Genome Project.
… Institute (NHGRI) has tracked the costs associated with DNA sequencing performed at the sequencing centers funded by … as an important benchmark for assessing improvements in DNA sequencing technologies and for establishing the DNA … NHGRI Genome Sequencing Program. Here, NHGRI provides an analysis of these data, which gives one view of the …
Educational Resources
A bacterial artificial chromosome (BAC) is an engineered DNA molecule used to clone DNA sequences in bacterial cells (for example, E. coli).
… … A bacterial artificial chromosome (BAC) is an engineered DNA molecule used to clone DNA sequences in bacterial cells (for example, E. coli). … Cloning, Bacteria, Bioengineering, DNA Sequencing, Base Pair, Chromosomes … A bacterial …
Educational Resources
Antisense is the non-coding DNA strand of a gene.
… Antisense … Antisense is the non-coding DNA strand of a gene. … Non-coding DNA, Messenger RNA, Protein Synthesis … Antisense is the non-coding DNA strand of a gene. In a cell, antisense DNA serves as the …
Educational Resources
Shotgun sequencing is a laboratory technique for determining the DNA sequence of an organism's genome.
… sequencing is a laboratory technique for determining the DNA sequence of an organism's genome. … Deoxyribonucleic Acid (DNA), DNA Sequencing, Genome, Human Genome Project … Shotgun …
Educational Resources
A mutagen is a chemical or physical phenomenon, such as ionizing radiation, that promotes errors in DNA replication.
… such as ionizing radiation, that promotes errors in DNA replication. … Mutagen, DNA Mutation, DNA Replication, Cancer … A mutagen is a chemical or physical …
Educational Resources
Chromatin is a substance within a chromosome consisting of DNA and protein.
… Chromatin is a substance within a chromosome consisting of DNA and protein. … Chromosome, Histones, Gene Expression, DNA … Chromatin refers to a mixture of DNA and proteins that form the chromosomes found in the cells …