STD 11 - 8. Cell the unit of life — NEET STD 11 Science — Question

Statement $I:$

DNA polymerases catalyse polymerisation only in one direction, that is $5^{\prime} \rightarrow 3^{\prime}$

Statement $II:$

During replication of $DNA$, on one strand the replication is continuous while on other strand it is discontinuous.

In the light of the above statements, choose the correct answer from the options given below :

$‘A’ $                                        $ ‘B’$

$(1) $ Auxin                        $(I)$ Ripening and maturity of fruits

$(2)$Gibberellin                 $(II)$Differentiation of xylem elements

$(3) $ Cytokinin                  $(III)$ Prevention of genetic and physiological dwarfism

$(4) $ Ethylene                   $(IV)$  Found from tumour tissue of tobacco

 $(1)$     $(2)$     $(3)$     $(4)$