Dna a.)contains hereditary information b.)is found inside the nucleus c.)is made of four chemical bases d.)all of the above

Option D

All of the options are Correct

DNA is composed of four sub units namely A, G, T or U and C. DNA is also responsible for carrying the genetic information through the specialized codon pairing of these sub units. DNA is a polymer which is found on the chromosomes which swim in the nucleus with in the cell.

To demonstrate osmosis by this experiment an egg is taken. On the pointed side of the egg a small hole is formed and all the white and yellow matter of the egg is taken out through this hole. Now the empty egg is placed in the dilute solution of hydrochloric acid (HCl), so that the hard shell of the egg constituted of calcium carbonate is dissolved in it

Explanation:

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