When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Trivers–Willard hypothesis - Wikipedia

    en.wikipedia.org/wiki/Trivers–Willard_hypothesis

    The Trivers–Willard hypothesis has been applied to resource differences among individuals in a society as well as to resource differences among societies.Investigations in humans pose a number of practical and methodological difficulties, [6] but while a 2007 review of previous research found that empirical evidence for the hypothesis was mixed, the author noted that it received greater ...

  3. Fisher's principle - Wikipedia

    en.wikipedia.org/wiki/Fisher's_principle

    Fisher's principle is an early example of a model in which genes for greater production of either sex become equalized in the population, because each sex supplies exactly half the genes of all future generations.

  4. Janzen–Connell hypothesis - Wikipedia

    en.wikipedia.org/wiki/Janzen–Connell_hypothesis

    The Janzen–Connell hypothesis is a well-known hypothesis for the maintenance of high species biodiversity in the tropics. It was published independently in the early 1970s by Daniel Janzen , [ 1 ] who focused on tropical trees, and Joseph Connell [ 2 ] who discussed trees and marine invertebrates.

  5. Hypothesis - Wikipedia

    en.wikipedia.org/wiki/Hypothesis

    The hypothesis of Andreas Cellarius, showing the planetary motions in eccentric and epicyclical orbits. A hypothesis (pl.: hypotheses) is a proposed explanation for a phenomenon. A scientific hypothesis must be based on observations and make a testable and reproducible prediction about reality, in a process beginning with an educated guess or ...

  6. Category:Biological hypotheses - Wikipedia

    en.wikipedia.org/wiki/Category:Biological_hypotheses

    This category is for articles about scientific hypotheses in the realm of biology. Subcategories This category has the following 10 subcategories, out of 10 total.

  7. Green world hypothesis - Wikipedia

    en.wikipedia.org/wiki/Green_world_hypothesis

    The green world hypothesis proposes that predators are the primary regulators of ecosystems: they are the reason the world is 'green', by regulating the herbivores that would otherwise consume all the greenery. [1] [2] It is also known as the HSS hypothesis, after Hairston, Smith and Slobodkin, the authors of the seminal paper on the subject. [3]

  8. Red Queen hypothesis - Wikipedia

    en.wikipedia.org/wiki/Red_Queen_hypothesis

    The hypothesis was intended to explain the constant (age-independent) extinction probability as observed in the paleontological record caused by co-evolution between competing species; [1] however, it has also been suggested that the Red Queen hypothesis explains the advantage of sexual reproduction (as opposed to asexual reproduction) at the ...

  9. Glossary of biology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_biology

    This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...