the kidney belongs to the osmo-regulation and the excreatory system.
The kidneys belong to the excretory system.
the digestive system
The kidneys are part of the urinary system.
kidney,
Please provide the specific parts you are referring to, and I will help identify the human organ systems they belong to.
The immune system
Hong Kong used to belong to the British until 1997 when it was handed back to China under the "one country, two systems" agreement.
kidney
This means that the kidney has a partially duplicated pelvicaliceal system in the interpolar region. This means that there are two separate drainage systems in the kidney in this area, instead of the usual single drainage system. One of the possible consequences of this duplication is an increased risk of urinary tract infections and kidney stones.
Integrumentari System
respiratory system
Wasps belong to kingdom animalia.