Which one of the following chemical is used for creating high osmoticum for prolonged storage of culture?

Find the missing term series:

D         J            O           ?             V           X             

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

A _ L _ U A P L _ U _ _ _ E U

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.

Select the number combination of letters that when placed sequentially in the blanks of the given series will complete the series.\

Select the combination of numbers that when placed sequentially in the blanks of the given series will complete the series.

Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.