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Glossary of Reproduction - Development Terms
beginning with letter Z
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zooid Tweet Definition of zooid Like Definition of zooid on Facebook
noun
  1. (Biol.) An organic body or cell having locomotion, as a spermatic cell or spermatozooid.
  2. (Zoí¶l.) (a) An animal in one of its inferior stages of development, as one of the intermediate forms in alternate generation. (b) One of the individual animals in a composite group, as of Anthozoa, Hydroidea, and Bryozoa; " sometimes restricted to those individuals in which the mouth and digestive organs are not developed.
zoon Tweet Definition of zoon Like Definition of zoon on Facebook
noun
  1. An animal which is the sole product of a single egg;
  2. Any one of the perfectly developed individuals of a compound animal.
zygosis Tweet Definition of zygosis Like Definition of zygosis on Facebook
noun (zygoses)
  1. (biology) The union of gametes to form a zygote; conjugation.
zygote Tweet Definition of zygote Like Definition of zygote on Facebook
noun
  1. A fertilize, fertilized egg cell.

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