enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Invertebrate - Wikipedia

    en.wikipedia.org/wiki/Invertebrate

    Invertebrates cells fire in response to similar stimuli as mammals, such as tissue trauma, high temperature, or changes in pH. The first invertebrate in which a neuron cell was identified was the medicinal leech, Hirudo medicinalis. [14] [15] Learning and memory using nociceptors in the sea hare, Aplysia has been described.

  3. List of commonly used taxonomic affixes - Wikipedia

    en.wikipedia.org/wiki/List_of_commonly_used...

    a-, an-: Pronunciation: /ə/, /a/, /ən/, /an/. Origin: Ancient Greek: ἀ-, ἀν-(a, an-). Meaning: a prefix used to make words with a sense opposite to that of the root word; in this case, meaning "without" or "-less". This is usually used to describe organisms without a certain characteristic, as well as organisms in which that ...

  4. List of irregularly spelled English names - Wikipedia

    en.wikipedia.org/wiki/List_of_irregularly...

    Many of these are degenerations in the pronunciation of names that originated in other languages. Sometimes a well-known namesake with the same spelling has a markedly different pronunciation. These are known as heterophonic names or heterophones (unlike heterographs , which are written differently but pronounced the same).

  5. Hermaphrodite - Wikipedia

    en.wikipedia.org/wiki/Hermaphrodite

    The individuals of many taxonomic groups of animals, primarily invertebrates, are hermaphrodites, capable of producing viable gametes of both sexes. In the great majority of tunicates, mollusks, and earthworms, hermaphroditism is a normal condition, enabling a form of sexual reproduction in which either partner can act as the female or male.

  6. Cnidaria - Wikipedia

    en.wikipedia.org/wiki/Cnidaria

    Pacific sea nettles, Chrysaora fuscescens. Cnidaria (/ n ɪ ˈ d ɛər i ə, n aɪ-/ nih-DAIR-ee-ə, NY-) [4] is a phylum under kingdom Animalia containing over 11,000 species [5] of aquatic invertebrates found both in fresh water and marine environments (predominantly the latter), including jellyfish, hydroids, sea anemones, corals and some of the smallest marine parasites.

  7. Help:IPA/English - Wikipedia

    en.wikipedia.org/wiki/Help:IPA/English

    For example, you may pronounce cot and caught the same, do and dew, or marry and merry. This often happens because of dialect variation (see our articles English phonology and International Phonetic Alphabet chart for English dialects). If this is the case, you will pronounce those symbols the same for other words as well. [1]

  8. International Phonetic Alphabet - Wikipedia

    en.wikipedia.org/wiki/International_Phonetic...

    The official chart of the IPA, revised in 2020. The International Phonetic Alphabet (IPA) is an alphabetic system of phonetic notation based primarily on the Latin script.It was devised by the International Phonetic Association in the late 19th century as a standard written representation for the sounds of speech. [1]

  9. Cephalopod - Wikipedia

    en.wikipedia.org/wiki/Cephalopod

    Cephalopods are widely regarded as the most intelligent of the invertebrates and have well-developed senses and large brains (larger than those of gastropods). [13] The nervous system of cephalopods is the most complex of the invertebrates [14] [15] and their brain-to-body-mass ratio falls between that of endothermic and ectothermic vertebrates.