Examlex
The intensity level of an orchestra is 85 dB. A single violin achieves a level of 70 dB. How does the intensity of the sound of the full orchestra compare with that of the violin?
Urethra
The tube that conducts urine from the bladder to the outside of the body in both males and females, and also serves as a conduit for semen in males.
Metanephridia
Excretory organs found in many invertebrates, such as annelids, that filter waste materials from the body fluids.
Malpighian Tubules
Excretory structures found in insects and other terrestrial arthropods that remove waste materials from the hemolymph and regulate water and salt balance.
Protonephridia
A network of dead-end tubules lacking internal openings in certain invertebrates, serving as an excretory and osmoregulatory system.
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