The human chromosomes are divided into $7$ groups, $B$-chromosomes are

  • A

    $6-12$

  • B

    $1-3$

  • C

    $13-15$

  • D

    $4-5$

Similar Questions

Match the columns.

Column - $I$ Column - $II$
$(a)$ Helicase $(1)$ Joining of nucleotides
$(b)$ Gyrase $(2)$ Opening of DNA
$(c)$ Primase $(3)$ Unwinding of DNA
$(d)$ DNA Polymerase III $(4)$ RNA Priming

 

If in a plant cells the ribosomes are destroyed, which of the following process will not take place

Nucleotide arrangement in $DNA$ can be seen by

Initiation codon of protein synthesis (in eukaryotes) is

In lac operon, the lac $mRNA$