158 results found

Search Results for: gene expression

Gene expression

Definition noun The conversion of the information from the gene into mRNA via transcription and then to protein via... 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

Allele

Allele Definition What are alleles? An allele is a term coined to describe a specific copy of a gene. Genes, the DNA... Read More

Polygenic inheritance

Polygenic inheritance refers to the kind of inheritance in which the trait is produced from the cumulative effects of many... Read More

Incomplete dominance

Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More

Nucleus

In cell biology, the nucleus is the large, membrane-bounded organelle that contains the genetic material in the form of... Read More

Chromatin

Chromatin Definition What is chromatin in a cell? Chromatin is a complex of nucleic acids (e.g. DNA or RNA) and proteins... Read More

Gene regulation

Definition noun The modulation of any of the stages of gene expression, hence, it encompasses the various systems that... Read More

The Making of the Fittest: DNA and the Ultimate Forensic Record of Evolution

The Making of the Fittest: DNA and the Ultimate Forensic Record of Evolution   ... Read More

Molecular Biology of the Gene 5th Ed. by J.D. Watson et al.

Molecular Biology of the Gene, Fifth Edition      ... Read More

Molecular Biology of the Gene, Fifth Edition, by J.D. Watson and others

Molecular Biology of the Gene, Fifth Edition      ... Read More

Law of Segregation

Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that was initially... Read More

Transactivation

Definition noun, plural: transactivations (molecular biology, genetics) The stimulation of transcription by expressing an... Read More

Facultative gene

Definition noun, plural: facultative genes (1) A gene transcribed only when needed or when a cell receives a signal from its... Read More

Frameshift mutation

Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More

Translation

In biology, translation is a step in protein biosynthesis where a genetic code from a strand of mRNA is decoded to produce a... Read More

Constitutive expression

Definition noun Expression of a gene that is transcribed at a constant level. Supplement For example, the expression of... 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

Molecular Biotechnology: Principles and Applications of Recombinant DNA

Molecular Biotechnology: Principles and Applications of Recombinant DNA   ... Read More

Expressed gene

Expressed gene --> gene Expression (Science: molecular biology) The full use of the information in a gene via... Read More

Pair-rule gene

Definition noun A segmentation gene whose expression subdivides the embryo into a series of stripes, and sets the boundaries... Read More

Epistasis

Definition noun, plural: epistases (genetics) The interaction between nonallelic genes at two or more loci resulting in one... Read More

Even-skipped

Definition noun (1) One of the pair-rule genes (together with hairy and runt) directly activated by gap gene products... Read More

Recessive

Definition adjective (genetics) Of, or pertaining to, a gene (or allele) whose phenotypic expression is masked by a... Read More

Hypermorphic mutation

Definition noun (genetics) A type of mutation wherein the change in gene leads to an increase in normal (wild-type) gene... Read More

Expression vector

Definition noun, plural: expression vectors A plasmid containing the required regulatory sequences specifically used for the... Read More

Atlas of Early Zebrafish Brain Development: A Tool for Molecular Neurogenetics

Atlas of Early Zebrafish Brain Development: A Tool for Molecular Neurogenetics  ... 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

Polygene

Definition noun, plural: polygenes A group of genes that produces a specific phenotype or trait only when expressed... Read More

Additive genes

Definition noun Genes that code for the same function or trait and their effects work together on the... Read More

Isoenzyme

Isozymes (also known as isoenzymes) are enzymes that differ in amino acid sequence but catalyze the same chemical reaction.... Read More

Constitutive gene

Definition noun, plural: constitutive genes A gene that is transcribed at a relatively constant level regardless of the cell... Read More

Genomic imprinting

Definition noun A phenomenon in which the phenotype of the offspring depends on the source of the chromosome containing the... Read More

Hypomorphic mutation

Definition noun (genetics) A type of mutation wherein the change in gene leads to the partial loss of the normal... Read More

Regulatory gene

Definition noun, plural: regulatory genes A gene that is involved in the production of a substance that controls or... Read More

Neomorphic mutation

Definition noun (genetics) A type of mutation wherein the change in gene leads to an atypically new function of the... Read More

Prognostic biomarkers in Pancreatic Cancer

Pancreatic cancer started at the tissue of the pancreas – an organ in the abdomen that lies behind the lower stomach. ... Read More