a nucleic acid, usually of very high molecular weight, consisting of a linear sequence of monomer units of deoxyribonucleotides, occurring in most organisms in pairs of strands, wound together in the form of a double helix; it is the main component of chromosomes and contains the genetic information which is the basis of heredity, transmitted from parent to progeny, and found in all living organisms except for certain viruses which have RNA as their basic genetic material; -- usually referred to by the acronym DNA.
constitutes the genetic material in the chromosomes.
Chemical of which genes are composed, which controls the functions of body cells.
The chemical coding for a gene. DNA decides the "genetic message" in each cell, organ, and organism.
A type of nucleic acid polymer built from sugar-phosphate backbones and nitrogenous bases. DNAâ€(tm)s sugar, deoxyribose, has one fewer oxygen atom than ribose, found in RNA. The nitrogenous bases adenine, cytosine, guanine, and thymine are used in DNA.
a molecule that encodes genetic information and is found in the nucleus of cells as a twisted double-stranded chain. See also ribonucleic acid.
fundamental hereditary material of all living organisms; stored primarily in the cell's nucleus
The "double helix" molecule that contains the cell's genes.
The basis of all genetic material. Nucleotides are the building blocks of deoxyribonucleic acid [DNA]. Specific patterns of nucleotides represent particular genes.
The principle heritable material of all cells. Chemically it is a polymer of nucleotides, each nucleotide subunit consisting of the pentose sugar 2-deoxy-D-ribose, phosphoric acid and one of the four nitrogenous bases adenine, cytosine, guanine or thymine.
the chemical sequence found in genes, and which allows for the transmission of inherited information from generation to generation.
A long macromolecule with a duplex structure composed of complementary deoxyribonucleotide strands of opposed polarity.
the molecule that controls inheritance. - the molecule that generally encodes all genetic information. It consists of two strands or chains of sub-units, known as nucleotides. [CUB
a molecule containing the genetic information of all living cells. The unit of inheritance. Gene.
The chemical compound that makes up genes.
The chemical carrier of the genetic information. The chromosomes in the cell nucleus consist of DNA. Each molecule of DNA consists of two single strands joined together in the form of a rope ladder and twisted into a spiral (double helix).
A nucleic acid consisting of a chain of nucleotides that contain the sugar deoxyribose and the nitrogenous bases adenine, guanine, cytosine, and thymine.
A polymer of nucleotides connected via a phosphate-deoxyribose sugar backbone; the genetic material of the cell.
The molecular basis for heredity, formed in a double helix and held together by hydrogen bonds between purine and pyrimidine bases. DNA is found in the cell nucleus.
The double-stranded molecule encoding the total genetic information of most organisms.
the genetic material of most organisms which controls heredity. In eukaryotic cells DNA is located in the nucleus. In the prokaryotes (bacteria) it occurs in the cytoplasm, and it forms a core in many viruses.
A molecule, composed of a huge number of nucleotides, that provides the information for the construction of proteins and RNA. DNA can replicate itself, and it carries genetic information between cells and between generations.
Constituent of chromosomes which stores the hereditary information of an organism in the form of a sequence of purine and pyrimidine bases: this information relates to the synthesis of proteins and hence it is a determinant of all physical and functional activities of the cell, and consequently of the whole organism RT ribonucleic acid (RNA)
the structure of DNA serves as the basis for the genetic code of the body's cells.
The chemical substance that is the principal nuclear material of cells. The structure of DNA determines the structure of ribonucleic acid which, in turn, determines the structure of proteins of the cell.
The molecule that encodes genetic information; a double stranded molecule consisting of four nucleotides (the building blocks of DNA and RNA); genes are comprised of DNA.
A long double-stranded polymer that is the gene molecule of all life, except for certain viruses.
DNA. The chemical information molecule used by most biological systems. It is a string of adenosine, cytosine, guanosine, and thymidine nucleotides. Human DNA has 3 billions nucleotide bases.
(‘dE-'äk-si-"rI-bO-n(y)u-"klE-ik 'a-s&d) — DNA from all organisms is made up of the same chemical and physical components. The DNA sequence is the particular side-by-side arrangement of bases along the DNA strand (such as ATTCCGGA). This order spells out the exact instructions required to create a particular organism with its own unique traits; first described by Francis Crick and James Watson in 1953, DNA looks like a twisted extension ladder. It is found in the nucleus and controls everything inside the cell.
DNA is the fundamental genetic material located in the nucleus of cells which controls all cellular processes and transmits hereditary characteristics.
DNA is found in almost all living cells, and carries the encoded information necessary for building and maintaining life. This encoded information is what makes each person an individual. DNA consists of two strands of molecules that wrap around each other to resemble a twisted ladder whose sides are connected by rungs of chemicals called bases. There are four kinds of these chemical bases (also called nucleotides), and the order in which they are arranged is called the DNA sequence. It is this unique sequence that is determined when a DNA sample is typed.
abbreviated as DNA. The storehouse of biological information in living things, and the carrier of hereditary information. DNA forms long twisted helical strands which make up the chromosomes — these reside in the nucleus of a living cell. Along the length of a strand of DNA are sequences of genes. If you could unravel all the DNA in your body and stretch it out end to end, it would reach the sun and back more than a hundred times
The genetic information-containing molecule of cells and a number of viruses, a double-stranded nucleic acid made up of nucleotides that contain a nitrogenous base (adenine, guanine, thymine, or cytosine), deoxyribose sugar, and a phosphate group.
(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information; "DNA is the king of molecules"
a unique molecule
DNA (Deoxyribonucleic acid) is the chemical that encodes genetic information. The code itself is based on four different chemicals, or bases, known as A (adenine), C (cytosine), G (guanine) and T (thymine).
The substance of which genes are made, which is responsible for the transmission of inherited characteristics.
nucleic acid composed of two polynucleotide strands wound around a central axis to form a double helix; the repository of genetic information. Nucleic acid that functions as the physical carrier of inheritance for 99% of all species. The molecule is double-stranded and composed of two strands in an antiparallel and complementary arrangement. The basic unit, the nucleotide, consists of a molecule of deoxyribose sugar, a phosphate group, and one of four nitrogenous bases. PICTURE 1 PICTURE 2
A double-stranded, helical nucleic acid molecule that is the carrier of genetic information.
A double stranded, helical nucleic acid molecule capable of replicating and determining the inherited structure of acells proteins
DNA contains all the genetic information of a species. This information can be used to reproduce other organisms of the same species and is passed on from generation to generation through the offspring.
a huge nucleotide polymer having a double-helical structure with complementary bases on the two strands. Its major functions are pro- tein synthesis and the storage and transport of genetic information.
Double-stranded molecule, consisting of paired nucleotide units grouped into genes and associated regulatory sequences. These genes serve as blueprints for protein construction from amino-acid building blocks.
the information storing portion of the genetic material of the cell consisting of a sequence of nucleotides on a sugar phosphate backbone coiled into a double helix structure. It may be replicated and acts as the genetic code.
The substance or heredity; a large molecule that carries the genetic information necessary for all cellular functions, including the bump thing or proteins. DNA is composed or the sugar deoxyribose, phosphate, and the bases adenine, thymine, guanine, and cytosine.
The substance of heredity; a large molecule that carries the genetic information necessary for all cellular functions, including the building of proteins. DNA is composed of the sugar deoxyribose, phosphate, and the bases adenine, thymine, guanine, and cytosine.
The molecule that carries the genetic information in most living organisms. It is a double-stranded helix held together by hydrogen bonds between pairs of nucleotides. The nucleotides in DNA (adenine, guanine, cytosine and thymine) are arranged in different combinations to represent each gene. The genes act like recipes in that they contain the information necessary for the cell to make the corresponding proteins.
A polymer of nucleotides that serves as genetic information. When combined with histone protein and tightly coiled, it is known as a chromosome.
The material that spells out the code for each gene on a chromosome.
The material present in living cells that makes up the genes and chromosomes. DNA is responsible for the transmission of inherited traits.
The chemical forming the genetic material of all organisms which controls heredity. Located in the nucleus of the cell in chromosomes.
Français] A crystalline molecule made up of units called bases that are represented by the four letters A, C, G, and T. The arrangement of the letters in the molecule constructs a double-stranded helix that resembles a twisted ladder. DNA contains the genetic information of the organism and is found in the nucleus of cells and within some viruses. DNA
The chemical found in the nucleus of the cell that holds the genetic instructions for making all living organisms.
The chemical building block that carries information to control growth and development as well as all inherited characteristics that are passed on from generation to generation. DNA is found in most living organisms, plants, animals and microbes.
basic genetic building block material in chromosomes of a cell nucleus.
The substance in the cell nucleus that contains the cell's genetic blueprint and determines the type of life form into which the cell will develop.
The code in which all organisms are written. Some researchers have argued that ontogenetic memory (that acquired during the individual life of an organism), is written in ribonucleic acid (RNA), a biological cousin to DNA, in which phylogenetic memory (that acquired during the evolution of the species to which the organism belongs) is written.
The reproducible doublestranded molecular chain that contains cellular and viral genes. The embodiment of hereditary metabolic information, DNA uses four nucleotides to encode the molecular sequence of structural proteins, enzymes and growth factors.
A chemical consisting of a sequence of hundreds of millions of nucleotides found in the nuclei of cells. It contains the genetic information about an individual and is shaped like a double-stranded helix.
The DNA is the chemical sequence found in genes. These sequence allows for the transmission of inherited information from generation to generation.
(DNA) The molecule that encodes genetic information. DNA is a double-stranded molecule held together by weak bonds between base pairs of nucleotides.
a molecule found in the nucleus of cells as a twisted double-stranded chain that encodes genetic information. The particular sequence of 4 chemical building blocks (nucleotides) -- adenine, cytosine, guanine and thymine -- that make up a DNA chain determines the unique genetic code of an individual. See also ribonucleic acid.
DNA. One of two types of molecules that encode genetic information. (The other is RNA. In humans DNA is the genetic material; RNA is transcribed from it. In some other organisms, RNA is the genetic material and, in reverse fashion, the DNA is transcribed from it.) See the entire definition of Deoxyribonucleic acid
A large nucleic acid molecule found primarily in the nuclei of cells where it functions as the carrier of genetic information.
DNA is nucleic acid found in a cell's nucleus. It serves as a blueprint for the body because it is the mechanism of heredity.
The molecule that carries the genetic information for most living systems. The DNA molecule consists of four bases (adenine, cytosine, guanine and thymine) and a sugar-phosphate backbone, arranged in two connected strands to form a double helix.
also known as "DNA." The molecule which contains the hereditary information of most living organisms. This information is encoded in the sequence of bases arrayed along the length of the DNA molecule. DNA is a double helix, coiled around a central axis. The DNA backbones are composed of alternating sugar and phosphate subunits, while the interior portion of the molecule is composed of pairs of nitrogenous bases. The helix has a radius of 1 nm, and completes one 360 degree turn every 3.4 nm. The base pairs are 0.34 nm apart from each other. The two strands which make up the DNA molecule are anti-parallel--that is they run in opposite directions from each other.
A nucleic acid in chromosomes, shaped in a double helix, which constitutes the genetic material of all cellular organisms and is the molecular basis of heredity. DNA is composed of four bases (nucleotides), whose order in the DNA strand tell the cell how to make proteins. DNA determines all the physical and functional activities of the cell and consequently of the whole organism.
the nucleic acid containing deoxyribose as its sugar. DNA is short for deoxyribonucleic acid.
The chemical that forms the basis of the genetic material in virtually all living organisms. Structurally, DNA is composed of two strands that intertwine to form a springlike structure called the double helix. Attached to each backbone are chemical structures called bases (or nucleotides), which protrude away from the backbone toward the centre of the helix, and which come in four types: adenine, cytosine, guanine, and thymine (designated A, C, G, and T). In DNA, cytosine only forms optimal hydrogen bonding with guanine, and adenine only with thymine. These interactions across the many nucleotides in each strand hold the two strands together.
The molecule that carries the genetic instructions for making living organisms. Located in the nucleus of a cell, the DNA molecule determines the structure, function and behavior of the cell.
The molecular chain found in genes within the nucleus of each cell, which carries the genetic information that enables cells to reproduce.
the substance of heredity containing the genetic information necessary for cells to divide and produce proteins. DNA carries the code for every inherited characteristic of an organism. See gene. dominant—a trait that is apparent even when the gene for that disorder is inherited from only one parent. See autosomal dominant disorder, recessive, gene.
a double-stranded molecule that makes up the CHROMOSOMES in the center of a cell and that carries genetic information in the form of GENES. The genetic code utilized by DNA resides in the varying sequences of the four NUCLEOTIDE bases: ADENINE, GUANINE, THYMINE and CYTOSINE.
The fundamental hereditary material of all living organisms.
The genetic material of living cellular organisms and of certain viruses.
The genetic material that contains all the information that determines our inheritable characteristics
DNA is the genetic material of most organisms and makes up the units of heredity, the genes. DNA is made up of long sequences of four bases (adenine, thymine, cytosine, and guanine) in varying order. A series of three bases (one codon) "spells" or codes for one amino acid. DNA bases are linked, forming an elongated strand, by a backbone of phosphate and the pentose sugar deoxyribose. The DNA molecule usually exists as a double-stranded molecule in which two complementary strands are held together by hydrogen bonds between adenine-thymine and cytosine-guanine pairs.
the human genome consists of tightly coiled threads of deoxyribonucleic acid (DNA) and associated protein molecules, ... (IOOakRidge)Ácido desoxirribonucléico (DNA)... em todas as células animais e vegetais está presente DNA (ácido desoxirribonucléico) ou RNA (ácido ribonucléico)...(POUniverRS)
A large, complex molecule found in the nuclei of cells that carries genetic information.
The long strand like molecule in each cell's nucleus that contains the genetic code.
The basic material of life. DNA is a long, chainâ€“like chemical found in the nucleus of all cells. The segments of the chain are the genetic code that guides the development of every cell.
The information code or blueprint of life; the building blocks of genes.
A molecule encoding genetic information, found in the cell's nucleus
DNA. The molecules inside cells that carry genetic information and pass it from one generation to the next.
The carrier of genetic information in cells; capable of self-replication as well as coding for RNA synthesis.
Deoxyribonucleic acid (DNA) is a complex molecule found in the chromosomes of almost all organisms which acts as the chemical storage for primary genetic material. DNA contains the chemical "code" which allows traits and inherited characteristics to be passed down from organism to organism.
The genetic material of all cells.
the combination of amino acids in the cell's nucleus that make up the chromosomes, which transmit hereditary characteristics
A large molecule comprising a chain of sugar groups that are missing an oxygen molecule. It is mainly found in the nucleus of a cell.
The genetic material in cells that holds the inherited instructions for growth, development, and cellular functioning.
DNA): a complex molecule in cells that contains genetic information necessary for cell replication.
A long double strand of nucleotides containing the genetic code that specifies and controls all the characteristics of an organism.
Also known as DNA. A molecule in the form of a twisted double strand that is the major component of chromosomes and carries genetic information.
(DNA): The genetic material of organisms, usually double-stranded; a class of nucleic acids identified by the presence of deoxyribose, a sugar, and the four nucleobases.
Primary genetic material of all cells. DNA molecules are a long, chain-like strings of polysugar and phosphate chemical groups. DNA, which holds the coded genetic instructions and regulates enzyme production, usually consist of two intertwined chains. The chain resembles a ladder twisted into a double helix, spiral shape.
An individual's cellular genetic information or coding.
Long, spiral staircaselike sequence of molecules created by nucleotides identified with the blueprint for genetic inheritance.
A substance found in the nucleus of cells that carries genetic information.
DNA is the chemical inside the nucleus of a cell that carries the genetic instructions for making living organisms. A long molecule, and usually packaged into chromosomes, DNA encodes genetic information in the form of a double helix held together by bonds between base pairs. [Talking Glossary
Acid found in cell nuclei that is the basis of heredity.
a nucleic acid of complex molecular structure occurring in cell nuclei; carrier of the genes; present in all body cells of every species
DNA is made up of molecules that encode all the instructions necessary for a living organism to grow. Two long strands of DNA make up the familiar spiral-shaped double helix.
The carrier of genetic information, it is found on chromosomes in the cell nucleus. It is a complex protein composed of different subunits that contain nitrogen, a complex sugar, phosphoric acid, and other constituents arranged in specific sequences. Genes consist of DNA.