Which of the following elements are present in all proteins ?
1) Carbon
2) Hydrogen
3) Oxygen
4) Nitrogen
1
2 and 3
2
1, 2 & 4
3
1, 3 and 4
4
1, 2, 3 and 4
Which of the following elements are present in all proteins ?
1) Carbon
2) Hydrogen
3) Oxygen
4) Nitrogen