Question

Experiment-
Test for unknown basic radicals

Answer 1

Answer:

Explanation:

Boil a small amount of salt with dilute HCl in a test tube. Filter the contents, and to the filtrate add few drops of BaCl2 solution. A white precipitate, insoluble in cone. HCl, indicates presence of sulphate.

Answer 2

Answer:

Since polar molecules cannot be transported across the plasma membrane, carrier proteins called glucose transporters are needed for cellular uptake.