The percentage of carbohydrates in bacterial cell is 3% while in mammalian cell is 4%. Hence, this option is incorrect.
The percentage of protein in bacterial cell is 15% while in mammalian cell is 18%. Hence, this option is incorrect.
The percentage of carbohydrates in bacterial cell is 2% while in mammalian cell is 3%. Hence, this option is incorrect.
The percentage of water in both bacterial and mammalian cell is 70%.Hence, this option is correct.
The percentage of water in both bacterial and mammalian cell is 70%.Hence, this option is correct.