Transcription means synthesis of
$DNA$
$RNA$
$m-RNA$
$t-RNA$
Which organism was used by Beadle and Tatum to proposed one gene-one enzyme hypothesis
Repressor of lac-operon
When one or more genes are missing from middle part of chromosome, it is called
The genes, which are confined to differential region of $Y$ chromosome only, are called
Consider the process that a cell uses to replicate its double strand $DNA$ to make copies for daughter cells. Which statement describes the $DNA$ in daughter cells?