When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Biological organisation - Wikipedia

    en.wikipedia.org/wiki/Biological_organisation

    For example, genomes can be further subdivided into a hierarchy of genes. [4] Each level in the hierarchy can be described by its lower levels. For example, the organism may be described at any of its component levels, including the atomic, molecular, cellular, histological (tissue), organ and organ system levels.

  3. Biological system - Wikipedia

    en.wikipedia.org/wiki/Biological_system

    Biological organization spans several scales and are determined based different structures depending on what the system is. [1] Examples of biological systems at the macro scale are populations of organisms. On the organ and tissue scale in mammals and other animals, examples include the circulatory system, the respiratory system, and the ...

  4. Integrative level - Wikipedia

    en.wikipedia.org/wiki/Integrative_level

    The main levels usually acknowledged are those of matter, life, mind, and society.These are called strata in philosopher Nicolai Hartmann's ontology.Levels can be further analyzed into more specific layers, such as those of particles, atoms, molecules, and rocks forming the material stratum, or those of cells, organisms, populations, and ecosystems forming the life stratum.

  5. Biology - Wikipedia

    en.wikipedia.org/wiki/Biology

    Biologists can study life at multiple levels of organization, [1] from the molecular biology of a cell to the anatomy and physiology of plants and animals, and the evolution of populations. [1] [6] Hence, there are multiple subdisciplines within biology, each defined by the nature of their research questions and the tools that they use.

  6. Category:Levels of organization (Biology) - Wikipedia

    en.wikipedia.org/wiki/Category:Levels_of...

    Pages in category "Levels of organization (Biology)" The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes. B.

  7. Taxonomic rank - Wikipedia

    en.wikipedia.org/wiki/Taxonomic_rank

    In biology, taxonomic rank (which some authors prefer to call nomenclatural rank [1] because ranking is part of nomenclature rather than taxonomy proper, according to some definitions of these terms) is the relative or absolute level of a group of organisms (a taxon) in a hierarchy that reflects evolutionary

  8. College Football Playoff bracket: Full schedule, how to watch ...

    www.aol.com/college-football-playoff-bracket...

    The four quarterfinal games will be played on New Year's weekend, with one game on Dec. 31 and three on Jan. 1. All games will be televised by ESPN. All times Eastern

  9. Unit of selection - Wikipedia

    en.wikipedia.org/wiki/Unit_of_selection

    Two useful introductions to the fundamental theory underlying the unit of selection issue and debate, which also present examples of multi-level selection from the entire range of the biological hierarchy (typically with entities at level N-1 competing for increased representation, i.e., higher frequency, at the immediately higher level N, e.g., organisms in populations or cell lineages in ...

  1. Ad

    related to: examples of levels organization biology quizlet chapter 1