Answer:
10 grams of fat.
Explanation:
The four important biomolecules are protein, carbohydrate, fat and nucleic acid. These biomolecules are used for the genereation of ATP in living organisms.
The largest amount of energy is produced by fat as compared with proteins and fats. Hence, 10 grams of fat produce largest amount of energy.
Thus, the correct answer is option (1).
 
        
             
        
        
        
Answer:
E. juxtaglomerular complex
Explanation:
Macula densa cells are the columnar tubule cells. They are present in the wall of afferent arterioles. The modified fibers of smooth muscles present in the lining of the afferent arteriole are called juxtaglomerular cells.
The juxtaglomerular cells and macula densa cells together make the juxtaglomerular apparatus, also called juxtaglomerular complex. The function of the juxtaglomerular apparatus is to maintain the blood pressure of kidneys.