Which scientist proposed the concept of the Central Dogma?

Which is known as soluble $RNA$?

Gene can be defined as

In $B-DNA$,the rise per base pair would be

In a structural gene,the template $DNA$ strand has the nucleotide sequence $3'-ATGCATGCATGCATGC-5'$. Find the correct and complementary nucleotide sequence on the coding strand.

In sea urchin $DNA$,which is double stranded,$17\%$ of the bases were shown to be cytosine. The percentages of the other three bases expected to be present in this $DNA$ are