46 results found

Search Results for: genetic recombination

Homologous chromosome

A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and... Read More

Meiosis

What is Meiosis? A simple definition of meiosis would be is this: meiosis is the process of cell division that results in... Read More

Genetic recombination

Definition noun The process of forming new allelic combination in offspring by exchanges between genetic materials (as... Read More

Genetic variation

Definition noun, plural: genetic variations Variations of genomes between members of species, or between groups of species... Read More

Evolution

Reviewed by: Mary Anne Clark, PhD Evolution Definition Evolution (evo‧lu‧tion, ˈɛvəluːʃ(ə)n) is... Read More

Sexual reproduction

Sexual reproduction is a mode of reproduction involving the fusion of haploid female gamete (egg cell) and haploid male... 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

Recombination

Definition noun, plural: recombinations (1) (genetics) The process or act of exchanges of genes between chromosomes,... Read More

Genetic map

Definition noun (1) A list of ordered genetic loci for a particular genome. (2) A map of the relative positions of genetic... Read More

Linkage map

Definition noun A genetic map showing the relative positions of genetic markers along a chromosome that is determined by... Read More

Phenotype

Phenotype refers to the observable characteristics of an organism as a multifactorial consequence of genetic traits and... Read More

Asexual reproduction

Asexual Reproduction Definition What is asexual reproduction? Asexual reproduction is a mode of reproduction that does not... Read More

Men could go extinct? Y chromosome disappearing slowly

Hold on to your seats, gentlemen -- the male chromosome (Y chromosome) disappearing at a certain rate could absolutely be... Read More

Mitosis

Mitosis Definition What is mitosis? In biology, mitosis refers to the cellular process where a single cell divides... Read More

Endogenote

Endogenote The original complete genome of a bacterium, before addition of new genetic material (an exogenote) from a donor... 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

Recombinant DNA

Definition noun Genetically-engineered DNA molecule formed by splicing fragments of DNA from a different source or from... Read More

Recon

recon (Science: molecular biology) unit of genetic recombination, the smallest section of a chromosome that is capable of... Read More

Spermatogenesis

Spermatogenesis is the biological process of producing mature sperm cells, and occurs in the male gonad of a sexually... Read More

Sex-determining Region Y gene

Definition noun The gene that codes for the SRY protein, which is associated with the testicular development in many male... Read More

Reproduction

Definition noun The production of offspring by organized bodies verb: reproduce To produce again; to... Read More

Genetic marker

Definition noun, plural: genetic markers A gene or (a fragment of) DNA sequence having a known location on a chromosome, has... Read More

Biology: Concepts & Connections with Student CD-ROM (5th Edition)

Biology: Concepts & Connections with Student CD-ROM (5th Edition)   ... Read More

Essential Biology 2nd Ed by N.A.Campbell et al.

Essential Biology, Second Edition        ... Read More

RDNA

Definition noun, plural: rDNAs An abbreviation for the following terms: ribosomal DNA recombinant DNA Supplement rDNA can... Read More

Essential Biology with Physiology by N.A.Campbell et al.

Essential Biology with Physiology          ... Read More

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

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

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

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

Amoeba

In protistology, amoeba specifically pertains to the genus Amoeba (true amoeba) of the family Amoebidae, class Tubulinea.... Read More

Copy choice

Copy choice a genetic recombination mechanism where the new dna molecule comes about by replicating selected parts of each... Read More

Biology (7th Edition) by Campbell and Reece

Biology (7th Edition)     AUTHORS:  ... Read More

Genetic linkage

Genetic linkage (Science: genetics) The term refers to the fact that certain genes tend to be inherited together, because... Read More

Pachytene

Definition noun The stage after zygotene and precedes diplotene, and is highlighted by homologous chromosomes shortening,... Read More

Prophase I

Definition noun The first stage in the first meiotic division of meiosis characterized by having five sub-stages namely... Read More

Marker

Definition noun, plural: markers (general) Anything that marks or is used to mark, e.g. a location. (genetics) A gene or DNA... Read More

Genetics Laboratory Investigations (13th Edition)

Genetics Laboratory Investigations (13th Edition)      ... Read More

Centimorgan

Definition noun, plural: centimorgans A unit of recombination frequency, implying distance along a... Read More