Which one of the following statements about the particular entity is true ?
Centromere is found in animal cells, which produces aster during cell division.
The gene for producing insulin is present in every body cell.
Nucleosome is formed of nucleotides.
$DNA$ consists of core of eight histones.
Arrange them on the basis of increasing size:
During in vitro synthesis of $DNA$, a researcher used $2',\,3'$ -dideoxy cytidine triphosphate as raw nucleotide in place of $2'-$ deoxy cytidine. What would be the consequence ?
$A$ : Polypeptide sequences are dictated by $DNA$ and represented by $mRNA$.
$R$ : Sequence of amino acids in a polypeptide can be predicted by the exact sequence of nucleotides on the $mRNA$ and template $DNA$
$DNA$ generally acts as template for the synthesis of
Explain the role of scientist :
$1.$ Avery, Macleod, Mccarty $(1933-44)$
$2.$ matthew meselson and franklin stahi $(1958)$