basal disk
Americannoun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As the mesenteries are formed, the endoderm of the basal disk lying above the basal plate is raised up in the form of radiating folds.
From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" by Various
The basal disk is liberated and the tentacles contract, dragging the column, which still lies prone, along as they do so.
From Freshwater Sponges, Hydroids & Polyzoa by Nelson Annandale
It commences by a constriction of the column which finally separates the animal into two parts, the lower of which develops tentacles and a mouth, while the upper part develops a basal disk.
From Freshwater Sponges, Hydroids & Polyzoa by Nelson Annandale
The column is dragged forward, still lying almost prone, the basal disk is bent downwards and again attached, and the whole movement is repeated.
From Freshwater Sponges, Hydroids & Polyzoa by Nelson Annandale
The basal disk is then turned round and fixed to the new support.
From Freshwater Sponges, Hydroids & Polyzoa by Nelson Annandale
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