Nucleotide arrangement in $DNA$ can be seen by
$X-$ray crystallography
electron microscope
ultracentrifuge
light microscope
Chromosomes can be stained with
The base sequence for a nucleic acid segment is given $CAG, AGG, CGA, CCA$. From this, it can definitely be concluded that it is a segment of
Which of the following group of codons is called stop codons ?
Synthesis of leading and lagging strand require
Which organism was used by Beadle and Tatum to proposed one gene-one enzyme hypothesis