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Jul 7, 2024 · Animal is the scientific name for the kingdom of multicellular eukaryotic organisms that have muscles and mobility. Learn about the evolution, diversity, and characteristics of animals from Britannica's experts.
- Coelomates
Animal - Coelomates, Invertebrates, Protostomes: Coelomates...
- Hormones
Animal - Hormones, Endocrine System, Regulation: Hormones...
- Classification
Animals are multicellular eukaryotes whose cells are bound...
- Animal Diversity
Animal - Diversity, Classification, Evolution: The diverse...
- Ecology and Habitats
Table of Contents Animals evolved in the seas but moved into...
- Students
All members of the animal kingdom (Animalia) are...
- The Animal Kingdom
Animal - Multicellular, Heterotrophic, Eukaryotes: A...
- Kids
Animals are living things . Like plants , animals need food...
- Coelomates
Jul 7, 2024 · Animal - Multicellular, Heterotrophic, Eukaryotes: A characteristic of members of the animal kingdom is the presence of muscles and the mobility they afford. The muscles that distinguish animals from plants or fungi are specializations of the actin and myosin microfilaments common to all eukaryotic cells.
Jul 7, 2024 · Animals are multicellular eukaryotes whose cells are bound together by collagen. They have sperm and form polar bodies in oogenesis. Animals lack semirigid cell walls, and movement is effected through muscle and nerve cells. They usually gain energy from other organisms or their products.
4 days ago · Cnidaria (/ n ɪ ˈ d ɛər i ə, n aɪ-/ nih-DAIR-ee-ə, NY-) is a phylum under kingdom Animalia containing over 11,000 species of aquatic animals found both in fresh water and marine environments (predominantly the latter), including jellyfish, hydroids, sea anemones, corals and some of the smallest marine parasites.
4 days ago · As a phylum under Animalia, the Protozoa were firmly rooted in a simplistic "two-kingdom" concept of life, according to which all living beings were classified as either animals or plants.
4 days ago · The eukaryotes ( / juːˈkærioʊts, - əts / yoo-KARR-ee-ohts, -əts) [5] constitute the domain of Eukarya or Eukaryota, organisms whose cells have a membrane-bound nucleus. All animals, plants, fungi, and many unicellular organisms are eukaryotes.
5 days ago · Animal Kingdom Classification Chart. Go back to: Index. Activities, Experiments, Online Games, Visual Aids. Posters – Small Posters of Science Topics. Animal Groups, Classification, and Related NGSS Posters.
