Obviously D would be one of the answers . The other ones should be B & C .
Answer:Filtration, reabsorption, and secretion are all mechanisms that the nephrons of the kidneys use to absorb blood and produce urine. Urine is made of 95 percent water and 5% human waste. Urea, creatinine, ammonia, and uric acid are nitrogenous wastes excreted in urine.
Explanation:
Medium malnutrition refers to deficiencies or excesses in nutrient intake, imbalance of essential nutrients or impaired nutrient utilization. The double burden of malnutrition consists of both undernutrition and overweight and obesity, as well as diet-related noncommunicable diseases.
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Answer:
your answer would be sinus node (also called the sinoatrial node, or SA node).
Explanation:
