Browse Questions

Which of the following is not correct ?

(a) Chlorophyll is responsible for the synthesis of carbohydrates in plants.

(b) The compound formed in the addition of oxygen to haemoglobin is called oxyhaemoglobin

(c) Acetyl salicylic acid is known as aspirin

(d) The metal ion present in vitamin $B_{12}$ is $Mg^{2+}$