Which one of the following statements about the particular entity is true ?

  • [AIPMT 2010]
  • A

    Centromere is found in animal cells, which produces aster during cell division.

  • B

    The gene for producing insulin is present in every body cell.

  • C

    Nucleosome is formed of nucleotides.

  • D

    $DNA$ consists of core of eight histones.

Similar Questions

Arrange them on the basis of increasing size:

  • [AIIMS 2019]

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 $(1958)$