Centromere is required for
Transcription
Crossing over
Cytoplasmic cleavage
Movement of chromosomes towards poles
If an isolated strain of $DNA$ is kept at $82-90^o C$, then
Cri-du-chat syndrome in humans is caused by the
Geneticist plot the relative locations of genes on chromosomes by which of these methods
Match the following genes of the Lac operon with their respective products.
$(a)\; i$ gene | $(i)\; \beta-$galactosidase |
$(b)\; z$ gene | $(ii)$ Permease |
$(c)\; a$ gene | $(iii)$ Repressor |
$(d)\; y$ gene | $(iv)$ Transacetylase |
Select the correct option.
$(a)\quad (b)\quad (c)\quad (d)$
Tizo and Levan's contribution is very significant because they