I think that the answer would either be B or C
Answer:
kidney
Explanation:
Urea is carried in the bloodstream to the kidneys. The kidneys are bean-shaped organs about the size of your fists. They are near the middle of the back, just below the rib cage. The kidneys remove urea from the blood through tiny filtering units called nephrons.
the immune system is affected
Answer:
Being obese can also increase your risk of developing many potentially serious health conditions, including: type 2 diabetes. high blood pressure. high cholesterol and atherosclerosis (where fatty deposits narrow your arteries), which can lead to coronary heart disease and stroke.
Weighing too little can contribute to a weakened immune system, fragile bones and feeling tired. You can check if you're underweight by using our BMI healthy weight calculator, which shows your body mass index (BMI). If your BMI is below 18.5, this suggests that your weight may be too low.
Explanation: hope i helped! i dont know really know i compared and contrasted but i tried! :)
