Match the columns.

Column - $I$	Column - $II$
$(a)$ Splicing	$(1)$ Lac Operon
$(b)$ Okazaki fragments	$(2)$ Lagging strands
$(c)$ Jacob and Monad	$(3)$ Lactose
$(d)$ Inducer	$(4)$ Removals of intron

 

Which one of the following is wrongly matched?

Which of the following statements are correct?

$i. r-RNA$ provides the template for synthesis of proteins.

$ii.$$ t-RNA$ brings amino acids and reads the genetic code.

$iii. $$RNA$ polymerase binds to promoter and initiates transcription.

$iv. $A segment of $DNA$ coding for polypeptide is called intron.

Briefly describe the following:

$(a)$ Transcription

$(b)$ Polymorphism

$(c)$ Translation

$(d)$ Bioinformatics

Arrange them on the basis of increasing size:

Full Forms : E. coli