1. Nucleic acid. 2. Protein.
3. Some co-enzymes. 4. Iron.
5 Calcium 6. Magnesium.
There are two kinds of nucleic acid. Such as:
(i) De-oxy Ribonucleic acid (DNA) &
(ii) Ribonucleic acid (RNA)
Three kinds of protein are in the nucleus protein:
(i) Histone protein, (ii) Non-histone protein &
(iii) Protamin protein.