1. any of the flagellated cells in sponges having a collar of cytoplasm around the flagellum; they maintain a flow of water through the body
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How To Use choanocyte In A Sentence

  • Lapebie P, Renard E, Bezac C, Boury-Esnault N, et al. (2008) NK homeobox genes with choanocyte-specific expression in homoscleromorph sponges. PLoS ONE Alerts: New Articles
  • The velocity of the excurrent stream through the osculum may be several hundred times that at the level of the choanocytes.
  • In sexual reproduction, spermatocytes develop from the transformation of choanocytes, and oocytes arise from archeocytes.
  • Water movement is driven by the beating of flagellae, which are located on specialized cells called choanocytes (collar cells).
  • Particles are caught in the collar part of the choanocyte cells.
  • Sponge cells called choanocytes each project a minuscule filament.
  • The anterior cells lost their cilia and migrated in to form the inner cell mass; some of these cells rapidly differentiated into choanocytes, while others remained amoeboid.
  • Within our current understanding of sponge structure, few authors would homologize the choanocyte epithelium of sponges with the lining of the gut in other animals.
  • Amazingly, half of the sponge's choanocyte (filtration) cells had divided and the choanocyte's cell division cycle was a phenomenally short 5.4 hours. EurekAlert! - Breaking News
  • Due to the physical structure of the choanocyte chambers and oscular chimneys, water can passively flow through the sponge without the choanocytes actively pumping.
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