78 results found

Search Results for: guanine

Guanine

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

Nucleobase

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

Nucleic acid

Nucleic Acid Definition A nucleic acid refers to any of the group of complex compounds consisting of chains of monomers of... Read More

Purine

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

Base-pairing rule

Base-pairing Rules Definition The base-pairing rules are rules that apply during the pairing between one purine and one... Read More

Deoxyribonucleic acid

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

Adenine

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

Nucleoside

Nucleoside Definition A nucleoside is a nitrogenous base (purine or pyrimidine) bound to a pentose sugar ribose or... Read More

Translation

Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More

Anticodon

The anticodon is a special code on tRNA that matches up with the instructions on the mRNA thus making sure that the... Read More

Guanosine

Definition noun plural: guanosines gua·no·sine, ˈgwɑ nəˌsin A purine nucleoside that has guanine bound to a ribose... Read More

Ribonucleic acid

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

Nucleotide

Nucleotide Definition A nucleotide is regarded as the basic building block of nucleic acid (e.g. DNA and RNA). A nucleic... Read More

Ribonucleotide

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

Transcription (biology)

In biology, transcription is the process of transcribing or making a copy of the genetic information stored in a DNA strand... Read More

Polynucleotide

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

Cytosine

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

Codon

What does codon mean? A codon, in biology, is the basic genetic unit of life that acts as the template for the amino acid... Read More

DNA Structure & DNA Replication

Previous pages in this tutorial have described the basics of a cell, the energy required by these cells and how energy is... Read More

Thymine

Thymine Definition A thymine is a pyrimidine nucleobase in the DNA molecule that complementary pairs with adenine. It has a... Read More

Deoxyribonucleotide

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

Chargaffs rules

Definition noun The rules proposed by an Austro-Hungarian biochemist, Erwin Chargaff, implicating that the double helical... Read More

Mutagen

Mutagen Definition What is a mutagen? A mutagen is a substance or agent that causes DNA impairment that results in the... Read More

Deoxyguanosine diphosphate

Definition noun plural: deoxyguanosine diphosphates (biochemistry) A nucleotide composed of guanine, deoxyribose and two... Read More

Base pair

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

Deoxyguanosine triphosphate

Definition noun plural: deoxyguanosine triphosphates (biochemistry) A nucleotide composed of guanine, deoxyribose and... Read More

Deoxyguanosine monophosphate

Definition noun plural: deoxyguanosine monophosphates (biochemistry) A nucleotide composed of guanine, deoxyribose and a... Read More

Guanosine monophosphate

Definition noun plural: guanosine monophosphates (biochemistry) A nucleotide composed of guanine, ribose and a phosphate... Read More

Guanosine diphosphate

Definition noun plural: guanosine diphosphates (biochemistry) A nucleotide made up of guanine, ribose, and two phosphate... 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

Uracil

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

Erwin Chargaff

Quick Info (person) A biochemist known for his proposed Chargaff's rules that led to the discovery of the double helical... Read More

Oligonucleotide

Definition noun plural: mononucleotides ol·i·go·nu·cle·o·tide, ŏl′ĭ-gō-no͞o′klē-ə-tīd A short polymer... Read More

RNA-DNA World Hypothesis?

How did life start as we know it? In the scientific community, the "RNA World Hypothesis" has many adherents. Many believed... Read More

Chemical Composition of the Body

In order to fully understand the mechanisms of human physiology, it is important to have an understanding of the chemical... Read More

Tapetum lucidum

Definition noun, plural: tapeta lucida A layer of tissue in the choroid or in the retinal pigment epithelium of the eye of... Read More

Biomolecule

A molecule is an electrically neutral, group of atoms that can exist alone in a free state while its characteristic... Read More

Wobble

wobble In molecular biology, unorthodox pairing between the base at the 5' end of an anticodon and the base that pairs with... Read More

Base pairing

Base pairing (Science: molecular biology) The specific hydrogen bonding between purines and pyrimidines in double stranded... Read More

Genetic material

Genetic Material Definition What is genetic material? Genetic material is the hereditary substance in the cell. It carries... Read More