41.
The lambda phage DNA is inserted into the E. coli DNA at a specific site between

42.
According to Besseyan principles,

47.
In many plants the xylem and the ray parenchyma cells develop protrusions that enter tracheary cells when these become inactive or the xylem tissue is injured, which are known as

Read More Section(Plant Kindom)

Each Section contains maximum 100 MCQs question on Plant Kindom. To get more questions visit other sections.