The number of genes in $E. coli$ is approximately:

  • A
    $4000$
  • B
    $6000$
  • C
    $10000$
  • D
    $18000$

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Dystrophin contains how many million bases?

The total number of genes in humans is far less $(< 25,000)$ than the previous estimate (up to $1,40,000$ genes). Comment.

The approach of focusing on all genes that are expressed as $RNA$ is known as .........

Correctly match column-$I$ with column-$II$:
Column-$I$ Column-$II$
$(A)$ $1^{st}$ Chromosome $(i)$ $1.4$ million locations
$(B)$ $\text{SNPs}$ $(ii)$ $2968$ genes
$(C)$ Dystrophin gene $(iii)$ $231$ genes
$(D)$ $Y$-Chromosome $(iv)$ $2.4$ million $bp$

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