A child receives
$25\%$ genes form his father
$50\%$ genes form his father
$75\%$ genes form his father
$100\%$ genes from his father
Histones are rich in the basic amino acid ...............and........
Identify the basic amino acid from the following.
What background information did Watson and Crick have made available for developing a model of $DNA$ ? What was their contribution ?
What are the structures called that give an appearance as ‘beadsonstring’ in the chromosomes when viewed under electron microscope?
In his experiments on the chemistry of $DNA$, Chargaff estimated the base composition of human sperms and found that Adenine constituted $31\%$ and Guanine $19\%$. The quantity of Cytosine in the $DNA$ of human somatic cell is likely to be