Answer:
O donors can donate to other type
Explanation: the reason is that O type blood can donate to type A, B, AB and O is Compatible to other type of blood - but Kidney transplants need the same type of blood.
The theory of endosymbiosis suggests that a<span> primitive aerobic prokaryote was engulfed by a larger anaerobic prokaryote. C
HOPE THIS HELPS! ^_^</span>
Answer:
To regulate water balance in the body
Explanation:
The kidneys are two bean shaped renal organs which perform a host of functions for the body such as regulating fluid balance, filtering minerals from the blood etc. Among their functions is the regulation of water balance in the body through the antidiuretic hormone.
When an athlete completes a physical activity and sweats a lot, the kidney reacts to the loss of water by sweat by adjusting urine output causing the body to produce lower and more concentrated urine.