41 results found

Search Results for: nitrogenous base

Deoxyribonucleic acid

Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More

Nitrogen

Definition noun plural: nitrogens ni·tro·gen, ˈnɐɪtʰɹədʒən (biochemistry) A colorless, odorless, gaseous... Read More

Nucleotide

Reviewed by: Todd Smith, PhD Nucleotide Definition A nucleotide is regarded as the basic building block of... Read More

Ribonucleic acid

Ribonucleic Acid Definition noun (uncountable), ribonucleic acids ri·bo·nu·cle·ic ac·id, raɪboʊnjuːkliːɪk... Read More

Nucleic acid

Definition noun plural: nucleic acid nu·cle·ic ac·id, nuˈkleɪ.ɪk ˈæsɪd Any of the group of complex compounds... Read More

Transfer ribonucleic acid

Definition noun plural: transfer ribonucleic acids trans•fer ri•bo•nu•cle•ic ac•id, ˈtɹænsfɝ... Read More

Polynucleotide

Definition noun plural: polynucleotides pol·y·nu·cle·o·tide, ˌpɒlɪˈno͞o′klē-ə-tīd A biopolymer comprised of... Read More

Nucleobase

Definition noun plural: nucleobases (biochemistry) The base in the nucleic acid, e.g. purines and pyrimidines Details ... Read More

Biomolecule

Definition noun plural: biomolecules bi·o·mol·e·cule, ˈbaɪoʊ ˈmɑləkjul Any of the molecules produced by living... Read More

Cytosine

Definition noun plural: cytosines cy·to·sine, ˈsaɪtəsiːn (biochemistry) A pyrimidine nucleobase that complementary... Read More

Pyrimidine

Definition noun plural: pyrimidines py·rim·i·dine, py·rim·i·dine A heterocyclic aromatic compound that presents as a... Read More

Base pair substitution

Definition noun, plural: base pair substitutions A type of mutation involving replacement or substitution of a single... Read More

Gene

A gene is the fundamental, physical, and functional unit of heredity. The genes make up the sequences of DNA (genotypes).... Read More

Thymine

Definition noun plural: thymines thy·mine, ˈθaɪmɪn (biochemistry) A pyrimidine nucleobase in the DNA molecule that... Read More

Purine

Definition noun plural: purines pu•rine, ˈpjʊəɹiːn A heterocyclic aromatic compound with a chemical structure... Read More

Ribonucleotide

Definition noun plural: ribonucleotides ri·bo·nu·cle·o·tide, ˌraɪbəʊˈnjuːklɪəˌtaɪd A form of nucleotide in... Read More

Uracil

Definition noun plural: uracils u·ra·cil, ˈjʊərəsɪl (biochemistry) A pyrimidine nucleobase in RNA that... Read More

Base pair

Base pair (Science: molecular biology) two nitrogenous bases (adenine and thymine or guanine and cytosine) held together by... Read More

Deoxyribonucleotide

Definition noun plural: deoxyribonucleotides de·ox·y·ri·bo·nu·cle·o·tide, diˌɒk... Read More

Degenerate

Degenerate means to become worse or less of its kind or former state. In biology, it means an entity performs the same... Read More

Chloroplast DNA

Definition noun plural: chloroplast DNAs DNA in the chloroplast that carries the code for proteins and RNAs essential to... Read More

Adenine

Definition noun plural: adenines ad·e·nine, ˈædɪnɪn (biochemistry) A purine nucleobase that complementary pairs... Read More

Mitochondrial DNA

Mitochondrial DNA Definition noun plural: mitochondrial DNAs The genetic material in the mitochondrion that carries code... Read More

Ribosomal ribonucleic acid

Definition noun plural: ribosomal ribonucleic acids ri•bo•so•mal ri•bo•nu•cle•ic ac•id, ˈraɪ... Read More

Point mutation

Definition noun, plural: point mutations (genetics) A small-scale mutation characterized by a change of only one nucleotide... Read More

recombination DNA repair

Recombination DNA Repair Definition Recombination DNA repair is a biological reparative process in response to DNA damage... Read More

How cell fixes DNA damage

DNA repair strategies DNA is crucial to life. It carries the fundamental blueprint for the proper functioning of a cell.... Read More

Guanine

Definition noun plural: guanines gua·nine, ˈɡwɑː.niːn (biochemistry) A purine nucleobase that complementary pairs... Read More

Mutation

Mutation is a permanent, heritable change in the nucleotide sequence or the process by which such a change occurs in a gene... Read More

Messenger ribonucleic acid

Definition noun plural: messenger ribonucleic acids mes•sen•ger ri•bo•nu•cle•ic ac•id, ˈmɛ.sɪn.dʒəɹ... Read More

Compound

Definition noun plural: compounds com·pound, ˈkɒmpaʊnd (general) A material made up of two or more parts or... Read More

Nucleoside

Definition noun plural: nucleosides A nitrogenous base (purine or pyrimidine) bound to a pentose sugar ribose or... Read More

Gene mutation

Definition noun, plural: gene mutations A genetic change at the level of the genes; a change in the nitrogenous base... Read More

Denaturation

Denaturation Definition In biochemistry, denaturation is defined as a process in which a molecular structure deviates from... Read More

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Melamine

melamine (Science: chemistry) A strong nitrogenous base, C3H6N6, produced from several cyanogen compounds, and obtained as a... Read More

Transition

Definition noun, plural: transitions (genetics) A small-scale mutation characterized by the replacement of a purine by... Read More

Transversion

Definition noun, plural: transversions (genetics) A small-scale mutation characterized by the replacement of a purine by... Read More

Cell Biology

The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas... Read More

Micromolecule

Micromolecules Definition How to define micromolecule? Micromolecules are relatively small molecules that are combined... Read More