multicellular

Not single-celled life

Multicellular describes organisms composed of many cells working together, as opposed to single-celled life forms like bacteria or amoebas.

All animals, plants, and fungi are multicellular—their cells specialize for different functions: Multicellular organisms develop complex tissues and organs.

The term appears mainly in biological contexts.

biology

tissue

Disposable soft paper

zygote · mitosis · meiosis · differentiation · morphogenesis · embryology · ontogeny · phylogeny · genotype · phenotype

structure

tissue

Disposable soft paper

morphology · epithelial · connective · muscular · skeletal · neural · vascular · matrix · scaffold · dermal

organisms

animal

Multicellular motile organism

  • plantBotanical organism
  • fungiSpore-reproducing decomposers
  • algaePrimitive aquatic photosynthesizers

sponge · nematode · mollusk · arthropod · vertebrate · mammal · bird · fish · amphibian · reptile

evolution

speciation

Formation of distinct species

mutation · divergence · radiation · extinction · fossils · paleontology · Cambrian · ancestry · homologous · cladistics

cooperation

communication

Exchanging ideas or information

adhesion · junction · integration · interdependence · apoptosis · regulation · synchronization · chemical signals

ecology

biodiversity

Range of life forms

foodweb · biotic · ecosystem · population · community · predator · prey · decomposer · producer · consumer

Categories
Opposites
cellular complexity/number

multicellularunicellular

One cell only

single-celled · monocellular · one-celled · acellular · noncellular

Family

multicellularity

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