Question

to model bacterial cells agar cubes were used. Agar is a material that absorbs substances from its surroundings. The agar contained an indicator dye and dilute sodium hydroxide (an alkali).The indicator.dye is pink at a pH greater than 8, but becomes colourless when pH falls below 8. Figure 1 shows an agar block as well as some of the other equipment used in the experiment. Describe a method that the student could have used in her experiment answer

Answer 1

She could change the agar cubes in order to find a different result or try a different type of dye in her experiment

Step-by-step explanation: