If you want of recover many copies of the target DNA, you will choose a vector

Assertion : If one wants to recover many copies of the target DNA it should be cloned in a vector whose origin support high copy number Reason: Ori is responsible for controlling the copy number of the linked DNA/target DNA

How will you identify a vector ?

If you want to make wires with a metal,you must select a metal with

How many copies of each different DNA molecule will be found in a cell at the beginning of each of these stages of the mitotic cell cycle ?

Sulphur pieces do not react with cold concentrated nitric acid . But sulphur powder reacts. Suppose you want to incease the rate of reaction again. Which way you would choose ? Give reason.