Sentence Examples


  • In eggs which contain a larger quantity of food-yolk, the process by which the endoderm is enveloped by the ectoderm is somewhat different.
  • According to Heymons, the yolk-cells must be Metameric Segmentation.
  • Means of conveying superfluous yolk to the gut, where it may serve as food.
  • Proper, the other, the vitellarium, much more conspicuous and usually consisting of a definite number of large cells, producing yolk material for the growth of the egg.
  • The female organs consist of distinct ovaries and yolk-glands, the ducts of which uniti.
 

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