Examlex
Does the rock cycle always follow a certain path? In other words,is it a one-way process?
Gut Wall
The lining of the gastrointestinal tract, characterized by layers of tissue that facilitate digestion and absorption of nutrients.
Flame Cells
Collecting cells that have cilia; part of the osmoregulatory system of flatworms.
Protonephridia
Protonephridia are excretory structures found in some invertebrates, functioning in osmoregulation and waste removal.
Tubules
Small tube-like structures in organisms, often found in organs such as kidneys, where they play a role in the transport and processing of bodily fluids.
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