reproductive fitness


reproductive fitness
/riprədʌktɪv ˈfɪtnəs/ (say reepruhduktiv 'fitnuhs)

noun Biology
the success which an organism has in reproducing itself, measured by the number of descendants it produces over time.

Australian English dictionary. 2014.

Look at other dictionaries:

  • Fitness (biology) — Fitness (often denoted w in population genetics models) is a central idea in evolutionary theory. It can be defined either with respect to a genotype or to a phenotype. In either case, it describes the ability to both survive and reproduce, and… …   Wikipedia

  • Reproductive success — is defined as the passing of genes onto the next generation in a way that they too can pass those genes on. In practice, this is often a tally of the number of offspring produced by an individual. A more correct definition, which incorporates… …   Wikipedia

  • Reproductive synchrony — is a term used in evolutionary biology and behavioural ecology. Reproductive synchrony sometimes termed ovulatory synchrony may manifest itself as breeding seasonality . Where females undergo regular menstruation, menstrual synchrony is another… …   Wikipedia

  • reproductive behaviour — In animals, any activity directed toward perpetuation of a species. Sexual reproduction, the most common mode, occurs when a female s egg is fertilized by a male s sperm. The resulting unique combination of genes produces genetic variety that… …   Universalium

  • Reproductive system — The reproductive system is a system of organs within an organism which work together for the purpose of reproduction. Many non living substances such as fluids, hormones, and pheromones are also important accessories to the reproductive system. [ …   Wikipedia

  • Fitness landscape — In evolutionary biology, fitness landscapes or adaptive landscapes are used to visualize the relationship between genotypes (or phenotypes) and reproductive success. It is assumed that every genotype has a well defined replication rate (often… …   Wikipedia

  • fitness — /fit nis/, n. 1. health. 2. capability of the body of distributing inhaled oxygen to muscle tissue during increased physical effort. 3. Also called Darwinian fitness. Biol. a. the genetic contribution of an individual to the next generation s… …   Universalium

  • fitness — noun Date: 1580 1. the quality or state of being fit 2. the capacity of an organism to survive and transmit its genotype to reproductive offspring as compared to competing organisms; also the contribution of an allele or genotype to the gene pool …   New Collegiate Dictionary

  • fitness — 1. Well being. 2. Suitability. 3. In population genetics, a measure of the relative survival and reproductive success of a given individual or phenotype, or of a population subgroup. 4. A set of attributes, primarily respiratory and… …   Medical dictionary

  • fitness — fit•ness [[t]ˈfɪt nɪs[/t]] n. 1) health 2) bio the genetic contribution of an individual to the next generation s gene pool relative to the average for the population, usu. measured by the number of offspring or close kin that survive to… …   From formal English to slang