Why was a beaker used for heating the solution? the beaker is the only one that can withstand high temperatures. the beaker's wide mouth makes it easier to add and remove test tubes without spilling a beaker fits the whole surface of the hot plate. the beaker can be more accurately read than a volumetric flask.

The beaker's wide mouth makes it easier to add and remove test tubes without spilling

B. The beaker's wide mouth makes it easier to add and remove test tubes without spilling

Explanation:

this protocol provides a detailed procedure for total protein extraction for western blot analysis from achieved samples following trizol isolation of rna.