Choose the correct statement<span><br> </span></h2></div>

How many types of nucleic acids are present in the living systems?

Who used heavy nitrogen N<span class="katex"><span class="katex-html" aria-hidden="tru…

Who discovered genetic code<span><br> </span></h2></div>

Common to both prokaryotes and eukaryotes is<span><br> </span></h2></div>

DNA strands</h2></div>

Mention the contribution of genetic maps in human genome project.</h2></div>

Double helical structure of DNA was proposed by</h2></div>