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The malpigian tubes function similar to a human's kidneys. They separate the water from waste to form uric acid.
use for burning weeds
The fallopian tubes (one tube only) will transport the egg to the uterus.
act as anticoagulant to prevent clotting
The bronchial tubes serve as a passageway for air between the external environment (through the nose or mouth) and the lungs.
Cappillaries are narrow tubes of the artery which carry blood.
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Style allows the growth of pollen tubes through it to the ovary
trims and sharpens edges of glass, such as glass tubes
The circulatory and excretory systems.